The Nasal Flu Spray — What the LAIV Is and How It Works
LAIV stands for live attenuated influenza vaccine. It is the annual flu vaccine offered to all healthy children in the UK from age 2–3 upwards, delivered as a spray into each nostril rather than as an injection.
Understanding what "live attenuated" means is important for answering the question every parent asks: can it give my child flu?
The Cold-Adapted Virus — Why It Cannot Cause Flu
The LAIV contains live influenza viruses — but viruses that have been specifically engineered through a process called cold-adaptation. Cold-adapted viruses are created by growing influenza viruses at progressively lower temperatures until only viruses that replicate well at cold temperatures (around 25–33°C) survive. These cold-adapted strains have lost the ability to replicate efficiently at normal body temperature (37°C).
When the LAIV is sprayed into the nose, the cold-adapted viruses replicate well in the cooler nasal passages — triggering a strong local immune response in the nasal mucosa, which is exactly where influenza enters the body during a natural infection. But the viruses cannot replicate in the warmer lower respiratory tract (lungs, bronchi) and cannot produce flu illness.
This is why the LAIV is simultaneously a live vaccine (it replicates in the nose, producing a strong immune response) and safe for healthy children (it cannot cause the systemic flu illness that wild-type influenza causes in the lower respiratory tract).
Why Nasal — Why Not Just an Injection?
The nasal route is not just a practical convenience — it is immunologically superior for flu protection in children. Influenza enters the body through the nasal mucosa. Giving a live vaccine through the same route produces mucosal immunity (IgA antibodies in the nasal lining) that is specifically matched to how the immune system first encounters the real virus. The injected inactivated flu vaccine produces systemic immunity (IgG antibodies in the bloodstream) but not the same mucosal response.
Multiple large meta-analyses comparing LAIV to the injected inactivated vaccine in children consistently find LAIV to be significantly more effective — the US CDC, JCVI, and European vaccine authorities all identify LAIV as the preferred flu vaccine for children aged 2–17 where there is no contraindication. Efficacy comparisons show LAIV is typically 30–50% more effective at preventing laboratory-confirmed influenza illness in children than the injected alternative.
What Happens at the Nasal Flu Spray Appointment — For a 2-Year-Old Who Expects an Injection
The nasal flu spray appointment is radically different from every vaccine appointment your child has attended since 8 weeks. There is no needle. There is no injection. There is no injection site soreness.
The Administration Procedure
- The pre-filled applicator. The nurse or pharmacist brings a pre-filled single-use applicator — it looks like a small syringe with a blunt nasal tip, not a needle. The child can see it and touch it before it is used; it may help to show them it has no needle
- Positioning. The child can sit on a parent's lap or in a chair. No specific positioning is required. The child does not need to tilt their head back
- First nostril. The nurse places the tip gently at the opening of the first nostril — not deep inside. The plunger is depressed in one smooth motion, delivering approximately 0.1 ml of vaccine. This takes under 1 second. No pain. The child may feel a brief cool sensation
- Second nostril. The process is immediately repeated for the other nostril with the same applicator (one plunger depresses both halves in sequence). Total administration time: 5–10 seconds
- Sneezing. The child may sneeze during or after the spray. This does not affect the vaccine — the attenuated viruses are absorbed into the nasal mucosa almost instantly; a sneeze does not remove them. No redose is needed if the child sneezes
- Done. That is it. No monitoring period is required for the nasal flu spray. The family can leave immediately
Managing a 2-Year-Old Who Has Only Known Injections
A 2-year-old who has experienced vaccine injections at 8 weeks, 12 weeks, 16 weeks, and 12–13 months may have developed wariness of clinics and nurses based on those experiences. The nasal spray appointment can undo some of that association — but only if the child does not anticipate pain.
- Tell them in advance, but simply. "We're going to put some medicine in your nose — like a little sneeze" is accurate and low-anxiety. Avoid building it up; avoid being evasive
- Let them see the applicator. Show them it has no needle. Two-year-olds respond to concrete demonstration. "No needle — look" is more effective than reassurance
- Hold lightly, not restraint. A toddler held firmly in anticipation of pain may resist. For the nasal spray, the child only needs to be still for about 5 seconds — a relaxed lap-hold with a comfort item in hand is usually sufficient
- Distraction works well at 2. A snack, a favourite song, a phone playing something familiar — engage their attention before and during the brief procedure
- If they strongly refuse. A very distressed 2-year-old who is actively turning their head may make the spray difficult to administer accurately. The nurse may discuss rescheduling, trying again in a few minutes after settling, or offering the injected alternative. Not completing the spray is much less common than parents anticipate — most 2-year-olds accept it with little resistance once the process is understood
Side Effects After the Nasal Flu Spray — What's Normal and What's Not
The LAIV side effect profile is completely different from the injected vaccines your child has received previously. No injection site. No MenB-pattern fever. No paracetamol guidance for the appointment day.
| Symptom | Expected? | Timeframe | What to Do |
|---|---|---|---|
| Runny or blocked nose | ✅ Very common — the most frequent LAIV side effect | Days 1–3 after the spray | No treatment needed; self-resolving. This is the nasal mucosa responding to the attenuated virus — the local immune response working |
| Mild congestion or sniffling | ✅ Common | Days 1–4 | Saline nasal drops can help with comfort if the child is very congested; not medically necessary |
| Reduced appetite for 24–48 hours | ✅ Occasional | Days 1–2 | Normal; offer food and fluids without pressure |
| Very mild fever (below 38°C) | ⚠️ Uncommon but possible | Days 1–2 | If the child is comfortable, no treatment needed. Paracetamol if the child is clearly uncomfortable. Contact GP if temperature exceeds 38.5°C or does not settle in 48 hours |
| Sneezing at or after the spray | ✅ Normal, at the time | Immediately | No action needed — the vaccine has been absorbed; the sneeze does not remove it |
| High fever (above 38.5°C) | ❌ Not expected from the LAIV | Any time | A significant fever after the nasal spray is more likely from an intercurrent illness than the vaccine itself. Contact GP if fever is high, persistent, or accompanied by other signs of illness |
| Wheezing or breathing difficulty | ❌ Not expected — potential sign of contraindicated use | Within hours | Call GP or NHS 111 immediately. In a child with unrecognised asthma, LAIV can occasionally trigger bronchospasm. Serious reactions to LAIV are extremely rare in healthy children |
Can the Child Spread the Vaccine Virus to Others?
This is a common concern, especially in households with immunocompromised members. The evidence is reassuring: attenuated influenza viruses from the LAIV are very rarely transmitted to contacts. Studies of LAIV-vaccinated children in households with immunocompromised members have not found meaningful transmission risk. The cold-adapted viruses are not capable of efficient human-to-human spread in the same way wild-type influenza is.
However, for households with severely immunocompromised members (e.g., undergoing active cancer chemotherapy, bone marrow transplant recipients), some clinicians recommend discussing LAIV use with the immunocompromised person's specialist team before giving the vaccine to a household contact — not because the risk is established, but as an abundance of caution. The current JCVI guidance does not restrict LAIV use in households with immunocompromised contacts.
Who Cannot Have the Nasal Flu Spray — The Contraindications Explained
Most healthy 2-year-olds can have the LAIV without restriction. But specific medical circumstances make the nasal spray unsuitable — and knowing these before the appointment matters.
| Contraindication | Why | Alternative |
|---|---|---|
| Severe asthma — currently or recently poorly controlled | The live attenuated influenza virus can occasionally trigger bronchospasm in children with significant airway reactivity; children requiring high-dose inhaled corticosteroids or who have had oral steroids in the past 72 hours are at higher risk | Inactivated (injected) flu vaccine — equally effective for severely asthmatic children; safer in this specific context |
| Severe immunosuppression | A live vaccine in a significantly immunocompromised child poses a theoretical risk of the attenuated virus producing more extensive infection when immune surveillance is compromised; includes children on high-dose systemic corticosteroids, those receiving chemotherapy, or those with primary immune deficiency | Inactivated (injected) flu vaccine if the child is suitable; or specialist advice for the most severely immunocompromised |
| Antiviral influenza drugs in past 2 weeks | Oseltamivir (Tamiflu) and zanamivir can inhibit influenza virus replication — including the attenuated LAIV viruses — potentially reducing the vaccine's efficacy | Wait at least 2 weeks after stopping antivirals before giving LAIV; or give the inactivated injected vaccine instead |
| Aspirin or salicylate therapy | Live flu virus (even attenuated) in the context of aspirin therapy raises a theoretical Reye's syndrome risk, as aspirin-associated Reye's has been documented in natural influenza infection | Inactivated (injected) flu vaccine is the safe alternative |
| Known hypersensitivity to a previous LAIV dose | A confirmed anaphylactic reaction to a previous nasal flu spray dose is a contraindication to repeat administration | Inactivated (injected) flu vaccine with specialist advice |
| Mild to moderate asthma (well-controlled) | Not a contraindication under current JCVI guidance — well-controlled mild or moderate asthma is not a reason to withhold LAIV | LAIV can proceed; nurse will assess asthma control at the appointment |
| Egg allergy | Current UK guidance (BSACI/JCVI): most children with egg allergy — including those with a history of egg anaphylaxis — can safely receive the LAIV in a setting with trained staff. This represents a significant change from older guidance that broadly restricted egg-allergic children. Check with your GP for the most current local guidance | For children with a very severe egg allergy history and clinical uncertainty, the inactivated injected vaccine (which is manufactured differently) may be preferred — seek specialist advice |
Why the Flu Vaccine Is Different From Every Other Vaccine — It Needs to Be Given Every Year
Every vaccine your child has received before now required a specific number of doses over a specific period — and then it was done. The MMR requires 2 doses. The 6-in-1 required 3. The MenB required 3. Each built a durable immune memory that persists for years or decades.
The flu vaccine is fundamentally different — and understanding why helps parents who wonder whether the annual appointment is really necessary.
| Factor | Stable Vaccines (MMR, 6-in-1) | Annual Flu Vaccine |
|---|---|---|
| Target virus mutation rate | Very low — measles virus has not meaningfully changed in decades | Very high — influenza mutates every season through antigenic drift; last year's strain is often significantly different from this year's dominant strain |
| Vaccine composition | Fixed — the same strains year after year; reformulation not needed | Reformulated annually — the WHO Global Influenza Surveillance and Response System (GISRS) analyses global data to predict the coming season's dominant strains each February for the northern hemisphere winter |
| Duration of immune protection | Durable — measles immunity from 2 MMR doses lasts decades; tetanus immunity from boosters lasts 10+ years | Limited — antibodies from the annual flu vaccine wane within a year, and the target strains have changed; last year's protection is no longer sufficient for this year's circulating viruses |
| Why annual is necessary | It is not — durable immunity means scheduled boosters suffice | New vaccine needed each year because: (a) circulating strains change; (b) antibody levels from the previous vaccine have waned; (c) the immune memory from last year's vaccine may not cross-react effectively with this year's dominant strains |
Timing Within the Autumn Programme
The nasal flu spray for 2–3 year olds is offered through GP surgeries typically from late September through November. Protection develops in approximately 2 weeks. The ideal window is September to mid-October — protection is then fully in place before the main flu season peaks in December through February.
You will typically receive a letter or text from your GP surgery inviting you to book the nasal spray each autumn. If nothing arrives by mid-October, contact your surgery directly — do not wait for a letter that may have been delayed or misdirected.
The Pre-School Booster — Now 16 Months Away
The pre-school booster at 3 years 4 months is now close enough to prepare for. It is a real appointment with an injection — two vaccines, two injections if given separately, but often combined into one visit.
| Vaccine | What It Covers | Side Effect Profile |
|---|---|---|
| MMR 2nd dose | Measles, mumps, rubella — the 2nd and final MMR dose; raises measles protection from ~92% (1 dose) to ~99% (2 doses); particularly important for mumps where 1-dose immunity is less robust | The same delayed MMR reaction profile as the 1st dose — fever possible days 6–10, mild rash possible days 7–12; not the day of injection. No proactive paracetamol for MMR at the appointment |
| 4-in-1 pre-school booster | Diphtheria, tetanus, whooping cough, and polio — single injection boosting the primary course; the pertussis component is particularly important given the waning since 16 weeks | Injection site redness and tenderness; mild fever in the first 24 hours (much milder than the MenB fever at the 1-year appointment); self-resolving; paracetamol as needed for discomfort |
The 3-Year-Old at a Vaccination Appointment
A 3-year-old at the pre-school booster is developmentally different from the 1-year-old at the MMR appointment. They have language. They can understand simple explanations. They can ask what is happening. They can remember previous injections.
Strategies that work specifically for 3-year-olds:
- Honest, simple preparation. "We're going to see the nurse and you'll have an injection. It will feel like a sharp pinch for 1 or 2 seconds, then it stops." Avoid minimising ("it won't hurt at all") or dramatising ("it's going to be horrible but brave"). Accuracy — not false reassurance — builds trust
- Agency and choice within limits. "Do you want to sit on my lap or on the chair?" gives the child some control. Not "do you want to have the injection?" — which gives false agency over something that isn't negotiable
- Distraction that requires engagement. A 3-year-old responds to "find the red car in this picture" or "how many fingers am I holding up?" — active engagement distracts more effectively than passive entertainment
- Immediate normalisation after. "All done. The medicine is in. Let's go get a snack" — move forward without extended discussion of the injection
If no letter or invitation arrives for the pre-school booster by the time your child is 3 years 2 months, contact your surgery directly to book it. Do not wait beyond 3 years 6 months.
After the 2-Year Health Visitor Review — What Happens If Something Was Flagged
The 2-year health visitor review was covered as "approaching" in the 18-month article. At 2 years, it has either just happened or is happening now. For families where the review went smoothly, the next scheduled contact is the pre-school booster at 3 years 4 months.
For families where the review raised concerns, understanding the pathway helps reduce anxiety about what comes next.
Language Delay Referral Pathway
If the health visitor referred your child to speech and language therapy (SLT) following the 2-year review:
- The referral has been sent — your role now is to wait for an appointment letter from the SLT service (typically via the local community paediatrics or NHS trust)
- NHS SLT waiting times vary significantly by area — from 6 weeks to 6+ months. If you have not heard anything after 6 weeks, contact your GP and ask for an update on the referral status
- While waiting, the health visitor may have suggested specific activities — the Elklan communication programme, Talking Point resources, or simple strategies to support language at home. These are evidence-based and make a real difference in the waiting period
- Private SLT is available independently of the NHS referral if you would like support to begin sooner — private SLT assessment and therapy sessions typically cost £80–120 per session
Autism Assessment Pathway
If the 2-year health visitor review M-CHAT-R screening raised concerns and your child has been referred for further developmental assessment:
- The referral typically goes to a community paediatrics team or a specialist child development centre — both are NHS services
- A community paediatrics appointment is not an autism diagnosis. It is a fuller developmental assessment by a paediatrician, often alongside speech and language therapy and potentially occupational therapy
- Diagnostic assessment for autism in the UK typically involves a multi-disciplinary team (MDT) assessment using the ADOS-2 (Autism Diagnostic Observation Schedule) and may take several appointments over several months
- NHS autism assessment waiting times in England are currently long — 18–36 months in many areas. This is a known problem. While waiting, ask the community paediatrician for access to any interim support services that do not require a completed diagnostic pathway
- An autism assessment referral does not commit to an autism diagnosis — many children assessed do not receive that diagnosis; they receive a clearer developmental picture and appropriate support regardless
Other Vaccines to Consider at 2 Years
Private Chickenpox Vaccine — Still Available
If your child has not had natural chickenpox and has not been privately vaccinated, the option remains open at 2 years. The private chickenpox vaccine (Varivax or Varilrix) is available from 12 months of age; at 2 years, the same 2-dose course applies (minimum 6 weeks between doses; ~£60–90 per dose). Age 2 is still within the prime nursery and pre-school chickenpox exposure window.
An important scheduling note: if the LAIV nasal flu spray is planned for the autumn, and the private chickenpox vaccine is also planned, both are live vaccines. Two live vaccines can be given on the same day; if given on different days, a minimum 4-week gap between them is required. Coordinate timing between your GP and the private vaccine clinic.
Travel Vaccines — What's Now Available at 2 Years
At 2 years, a new travel vaccine becomes available: the typhoid injection (which was not licensed below 2 years). For families travelling to South Asia, Africa, or Latin America, typhoid vaccination is now possible for the 2-year-old as part of a travel health appointment.
For any travel outside Western Europe, North America, and Australia/New Zealand, book a travel health appointment at a registered travel clinic at least 6–8 weeks before departure. The travel nurse will assess destination-specific risks and recommend appropriate vaccines.
Questions Parents Ask About the Nasal Flu Spray
"My child had a runny nose for 3 days after the nasal flu spray — did they get flu from the vaccine?"
No. The cold-adapted attenuated viruses in the LAIV replicate in the nasal mucosa and produce a local immune response — which includes mucus production. A runny nose for 1–3 days is the most common LAIV side effect and is expected and normal. The child does not have flu. They cannot spread flu from this reaction to household members. The nasal congestion resolves without treatment. If it persists beyond 5–7 days or is accompanied by high fever, a significant worsening of breathing, or ear pain — contact your GP, as a concurrent illness (unrelated to the vaccine) may have developed.
"My child has an egg allergy — can they have the nasal flu spray?"
In most cases, yes. Current UK guidance from the British Society for Allergy and Clinical Immunology (BSACI) and the JCVI states that the majority of children with egg allergy — including those with a history of egg-induced anaphylaxis — can safely receive the LAIV, as long as it is administered by trained staff in an appropriate setting (a GP surgery with anaphylaxis equipment is appropriate for most cases). Tell your GP surgery about the egg allergy when booking — they will assess based on the severity of the allergy history and ensure the right setting is in place. Only in specific high-risk clinical situations is the injected alternative recommended.
"My child completely refused to let the nurse put anything in their nose — what now?"
This happens, and it is manageable. Options: rescheduling in 1–2 weeks after preparation at home (practise with a nasal saline spray; let the child administer it to a toy); trying again with a different approach at the same visit after the child has settled; or, if the resistance is consistent and the child cannot be settled, offering the inactivated injected flu vaccine as the alternative. The injected alternative is less effective than the LAIV in children but provides meaningful protection. An unvaccinated child who refused the spray is better off with the injected vaccine than no flu vaccine. Tell the nurse at the appointment if you anticipate resistance — the nurse can plan accordingly.
"We missed the nasal flu spray this year — is it too late to get it?"
The flu vaccine programme typically runs from September through November for 2–3 year olds; it may be available through December in some surgeries. If you have missed the surgery-led programme, contact your GP surgery directly — some vaccines may still be available outside the main window. Flu season peaks in December to February; protection takes approximately 2 weeks to develop. A December vaccination still provides meaningful protection for the main flu season. If the NHS programme has fully closed, the LAIV may be available privately through travel clinics or pharmacies offering private flu vaccination. Next year, register early — the invitation letter typically arrives in August or September.
2-Year Vaccine Checklist
- Book the annual nasal flu spray each September when the invitation arrives — do not delay past mid-October ☐
- Tell the surgery in advance if your child has asthma, egg allergy, is immunosuppressed, or is on regular medication ☐
- Prepare your child simply and honestly — show them the applicator has no needle ☐
- After the spray: mild runny nose for 1–3 days is expected and normal — not flu ☐
- Log the vaccination date and any reactions in Lunara and the red book ☐
- Know what it involves: MMR 2nd dose + 4-in-1 booster (diphtheria, tetanus, whooping cough, polio) ☐
- Know the MMR delayed reaction profile will apply again — fever days 6–10, possible rash days 7–12 ☐
- If no invitation arrives by 3 years 2 months: contact your surgery directly ☐
- If SLT referral was made: wait for appointment; if nothing in 6 weeks, contact GP for referral update ☐
- If autism assessment referral was made: contact community paediatrics if no appointment in 3 months ☐
- If review was clear: next scheduled NHS contact is the pre-school booster; health visitor available for concerns ☐
- Chickenpox: still available at 2 years — note 4-week gap required if LAIV is given on a different day ☐
- Travel: typhoid injection now licensed from 2 years; book travel clinic 6–8 weeks before departure ☐
Frequently Asked Questions — 2 Year Vaccines UK
No routine injection vaccine at 2 years — the last injection appointment was the 1-year appointment, and the next is the pre-school booster at 3 years 4 months. What does start at 2 years: the annual nasal flu spray (LAIV), offered each autumn. It is a spray into each nostril — not an injection — and it is offered every year through childhood. It is the only new vaccine entering the schedule at 2 years for healthy children. At-risk children who already received the injected flu vaccine before 2 years should transition to the nasal spray at 2 years if no contraindications exist.
No. The LAIV contains cold-adapted attenuated viruses that can only replicate in the cooler nasal passages (around 33°C) — not at body temperature (37°C). They produce a strong local immune response in the nasal mucosa but cannot replicate in the lower respiratory tract and cannot cause flu illness. A brief runny nose in days 1–3 after the spray is the nasal immune response, not flu. High fever, severe illness, or a significant chest infection after the nasal spray is not from the vaccine — contact your GP for assessment if these occur.
Because the nasal route is both more effective and more practical. Flu enters the body through the nasal mucosa — a live vaccine given through the same route produces mucosal immunity (IgA antibodies in the nasal lining) that is better matched to natural flu exposure. Multiple large meta-analyses consistently show LAIV is 30–50% more effective at preventing confirmed influenza illness in children than the injected inactivated vaccine. The injected vaccine is used as the alternative when LAIV is contraindicated, but in healthy children the nasal spray is the preferred route for both efficacy and acceptability.
Contraindications to LAIV: severe asthma (high-dose inhaled corticosteroids or recent oral steroid use); severe immunosuppression; antiviral flu drugs (Tamiflu/zanamivir) in the past 2 weeks; aspirin or salicylate therapy; known anaphylaxis to a previous LAIV dose. Mild or moderate well-controlled asthma is not a contraindication. Most children with egg allergy — including those with egg anaphylaxis history — can receive the LAIV in an appropriate clinical setting. For any of these factors, tell the surgery when booking and they will advise on LAIV or the inactivated injected alternative.
Two reasons: (1) Influenza viruses mutate rapidly — the dominant circulating strains change every season through antigenic drift. The vaccine is reformulated annually to match predicted circulating strains; last year's vaccine may not protect against this year's dominant strains. (2) Antibody levels from the flu vaccine wane within a year — even against the same strains, protection from last year's vaccine is reduced. Annual revaccination maintains the best available protection for the current season's circulating viruses. No other childhood vaccine has this requirement because measles, tetanus, and the other diseases the schedule targets mutate very slowly or not at all.
The nurse uses a small pre-filled applicator with a blunt nasal tip — no needle. The child sits on a parent's lap or in a chair. The tip is placed gently at the opening of one nostril and the plunger depressed in under a second; repeated in the other nostril. Total time: 5–10 seconds. No pain. The child may sneeze — this does not affect the vaccine. No monitoring period needed; the family can leave immediately. Most 2-year-olds accept the spray with little resistance once they understand there is no needle.
The most common side effect is a runny or mildly blocked nose in days 1–3 — the nasal immune response. Mild congestion and reduced appetite in the first 24–48 hours are also common. Significant fever is uncommon (unlike with injected vaccines). The child cannot spread flu to household contacts from the vaccine. Contact GP if: fever exceeds 38.5°C or does not settle within 48 hours; there is wheezing or breathing difficulty (extremely rare — possible in a child with unrecognised asthma); or if you have any other concerns.
Each autumn, typically September to November. The ideal window is early in the programme — September or early October — so protection (which takes approximately 2 weeks to develop) is fully in place before the main flu season peaks in December to February. You will typically receive a letter or text from your GP surgery. If nothing arrives by mid-October, contact your surgery directly to book. Do not wait for a second reminder — the programme has limited capacity and appointments fill.
Language delay referral: you will receive a speech and language therapy (SLT) appointment through the NHS — if nothing arrives within 6 weeks, contact your GP for a referral update. Private SLT is available in parallel if you want support to start sooner. Autism screening concern: you will be referred to community paediatrics for a fuller developmental assessment — this is not an autism diagnosis but the beginning of a pathway. NHS autism assessment waiting times are currently long (18–36 months in many areas); ask the community paediatrician for any interim support. In both cases, earlier assessment and support produce better outcomes — follow up on any referral that goes quiet.
Yes — the private chickenpox vaccine is available at any age from 12 months. At 2 years, the same 2-dose course applies (minimum 6 weeks between doses; ~£60–90 per dose from a private clinic). Scheduling note: both LAIV (the nasal flu spray) and the chickenpox vaccine are live vaccines. They can be given on the same day without any interaction; if given on different days, a minimum 4-week gap is required. Coordinate timing between the GP and the private vaccine provider if planning both vaccines.
The First Annual Vaccine — A Different Kind of Appointment
Every vaccine appointment from 8 weeks to 12 months was a one-time or course-completion event. The nasal flu spray is different: it will come every autumn, it will always be a spray, and the specific viruses it contains will change each year to match what is circulating.
Most 2-year-olds, when they arrive at the surgery and see a small syringe with no needle pointed at their nose, are curious rather than frightened. The appointment is over before the curiosity turns to anything else. Some find it funny. Some sneeze and seem surprised. Almost none find it as distressing as an injection.
The runny nose that follows for a day or two is the immune system learning something. That is the point.
Log the nasal flu spray each autumn —
including the year, strain, and any reaction notes.
Lunara logs annual flu spray dates alongside all previous NHS and private vaccines — so when the surgery asks whether last year's flu vaccine was given, when the school nurse asks for the vaccination record, or when you book a travel health appointment and need to list your child's immunisation history, everything is there. Free to start.