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Pirinase Allergy Relief for Adults 0.05% Nasal Spray - 60 Sprays

Pirinase Allergy Relief for Adults 0.05% Nasal Spray - 60 Sprays

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  • ✔️ Targets nasal inflammation directly with fluticasone propionate 0.05%
  • ✔️ Relieves sneezing, congestion, and runny nose caused by hay fever
  • ✔️ Once-daily dosing for convenient, consistent allergy symptom control
  • ✔️ Suitable for seasonal and year-round allergic rhinitis in adults
  • ✔️ Low systemic absorption makes it a locally acting, well-tolerated option

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What Is Pirinase Allergy Relief Fluticasone Nasal Spray?

 

If you've ever spent a spring morning sneezing uncontrollably or struggled to breathe through a blocked nose during pollen season, you'll know how disruptive nasal allergies can be. Fluticasone nasal spray — sold under the Pirinase brand — is a clinically established, over-the-counter corticosteroid nasal spray designed to tackle exactly that. Each actuation delivers 50 micrograms of fluticasone propionate directly into the nasal passages, targeting the root cause of allergy symptoms rather than just masking them. At just £7.49 for 60 sprays, it offers a practical, pharmacist-recommended option for adults aged 18 and over. You can explore the full range of allergy and hay fever treatments available at Cured Pharmacy if you need additional support alongside your nasal spray.

Pirinase is licensed in the UK as a pharmacy (P) medicine, meaning it can be purchased without a prescription but should be used according to the product labelling. It is manufactured to MHRA-approved standards and is widely recommended by pharmacists for seasonal and perennial allergic rhinitis.

 

How Does Pirinase Allergy Relief Nasal Spray Work?

 

Fluticasone propionate belongs to a class of medicines called corticosteroids. When you're exposed to an allergen — pollen, dust mites, animal dander — your immune system triggers an inflammatory response in the nasal lining. That's what causes the swelling, congestion, sneezing, and runny nose. Pirinase works by interrupting this process at a cellular level.

  • Fluticasone propionate binds to glucocorticoid receptors in nasal mucosal cells.
  • This reduces the release of inflammatory mediators such as histamine, prostaglandins, and leukotrienes.
  • Nasal swelling and mucus production decrease over time with regular use.
  • Unlike antihistamine tablets, it acts locally in the nose with minimal systemic absorption.

It's worth noting that Pirinase doesn't work instantly. Most people notice a meaningful improvement within 3 to 7 days of consistent daily use, with full benefit typically seen after 1 to 2 weeks. Starting it a few days before your allergy season begins can make a real difference.

 

Who Should Use Pirinase Allergy Relief Nasal Spray?

 

Pirinase is intended for adults aged 18 and over who experience nasal symptoms caused by allergies. It is suitable for both seasonal allergic rhinitis (hay fever) and perennial allergic rhinitis (year-round symptoms triggered by indoor allergens). It is not licensed for use in children under 18 as an OTC product — a prescriber should be consulted for younger patients.

  • Adults with seasonal hay fever triggered by grass, tree, or weed pollen.
  • Adults with perennial rhinitis caused by house dust mites or pet dander.
  • Those who have found antihistamine tablets alone insufficient for symptom control.
  • People looking for a non-drowsy, locally acting treatment option.

 

How Does Pirinase Compare to Other Nasal Allergy Sprays?

 

Feature Pirinase 0.05% Nasal Spray Beconase Nasal Spray (beclometasone)
Active ingredient Fluticasone propionate 50 mcg/spray Beclometasone dipropionate 50 mcg/spray
OTC availability Yes (adults 18+) Yes (adults 18+)
Dosing frequency Once daily Twice daily
Sprays per pack 60 sprays 200 sprays

 

Is Pirinase Suitable for Long-Term Use and How Should It Be Stored?

 

Pirinase can be used for up to three months without medical supervision. If your symptoms persist beyond this period, it's important to speak with your GP or pharmacist, as ongoing nasal symptoms may warrant further investigation. Because fluticasone nasal spray acts locally with low systemic bioavailability, the risk of systemic corticosteroid side effects is considered low when used as directed — though prolonged use should still be monitored.

Store the bottle below 30°C, away from direct sunlight, and keep it upright. Do not freeze. Keep it out of reach of children. If you're managing multiple allergy symptoms — for example, itchy eyes alongside nasal congestion — you might also find it helpful to browse ear, nose, and throat treatments at Cured Pharmacy for complementary options.

This product is a medicine. Speak to your doctor or pharmacist before using if you have an underlying medical condition or are taking other medicines.

Pirinase Allergy Relief for Adults 0.05% Nasal Spray - 60 Sprays specifications
Treatment category Allergic rhinitis / Hay fever
Mechanism of action Intranasal corticosteroid — reduces nasal mucosal inflammation
Effective for Seasonal and perennial allergic rhinitis
Suitable for Adults aged 18 and over
Active ingredient Fluticasone propionate 50 micrograms per actuation
Pack size 60 sprays
Strength 0.05% (50 mcg/actuation)
UK classification Pharmacy (P) medicine
Drug class Corticosteroid (glucocorticoid)
Preparation Aqueous nasal suspension
Route of administration Intranasal

Specifications of Pirinase Allergy Relief for Adults 0.05% Nasal Spray - 60 Sprays

 

What Is Pirinase Allergy Relief and What Is It Used For?

 

Pirinase Allergy Relief for Adults 0.05% Nasal Spray is an intranasal corticosteroid medicine containing fluticasone propionate. It is used to relieve and prevent the nasal symptoms associated with allergic rhinitis — both the seasonal type (commonly known as hay fever) and the perennial type, which occurs year-round in response to allergens such as house dust mites and pet hair. Symptoms it addresses include nasal congestion, sneezing, a runny nose, and nasal itching. It is available over the counter for adults aged 18 and over in the UK.

 

What Do You Need to Know Before Using Pirinase Allergy Relief?

 

Before using this spray, read the following carefully. There are situations where Pirinase may not be appropriate, and your pharmacist or GP should be consulted first.

Do not use Pirinase if you:

  • Are under 18 years of age.
  • Are allergic to fluticasone propionate or any other ingredient in the spray.
  • Have a current nasal infection that has not been treated.
  • Have recently had nasal surgery or a nasal injury — wait until fully healed.

Speak to your doctor or pharmacist before use if you:

  • Are taking ritonavir or other HIV protease inhibitors — these can significantly increase fluticasone levels in the blood.
  • Are taking ketoconazole or other strong CYP3A4 inhibitors.
  • Are pregnant or breastfeeding — seek medical advice before use.
  • Have tuberculosis (active or latent), or any other untreated infection.
  • Are already using other corticosteroid medicines (inhaled, oral, or topical).

Known drug interactions:

  • Ritonavir (HIV treatment) — may increase plasma fluticasone concentration, raising the risk of systemic corticosteroid effects.
  • Ketoconazole — a strong antifungal that inhibits the enzyme responsible for fluticasone metabolism.

 

How Should You Use Pirinase Allergy Relief?

 

Always use Pirinase exactly as described in the product labelling. If you are unsure about anything, ask your pharmacist. The spray should be used regularly — not just when symptoms flare — for best results.

  1. Shake the bottle gently before each use.
  2. Blow your nose gently to clear the nasal passages.
  3. Remove the protective cap from the nozzle.
  4. Tilt your head slightly forward and insert the nozzle into one nostril, pointing it slightly away from the nasal septum.
  5. Press the pump firmly and breathe in gently through your nose at the same time.
  6. Breathe out through your mouth. Do not sniff hard.
  7. Repeat for the other nostril.
  8. Wipe the nozzle clean and replace the cap after use.
Indication Age Group Dose Frequency
Allergic rhinitis (starting dose) Adults 18+ 2 sprays per nostril (200 mcg total) Once daily
Allergic rhinitis (maintenance) Adults 18+ 1 spray per nostril (100 mcg total) Once daily
Children under 18 Under 18 Not recommended OTC Consult a doctor

If you're also experiencing itchy, watery eyes alongside your nasal symptoms, you may want to look at eye care products that can complement your nasal spray treatment.

 

What Are the Possible Side Effects of Pirinase Allergy Relief?

 

Like all medicines, Pirinase can cause side effects, although not everyone experiences them. Most side effects are mild and localised to the nose and throat.

Common side effects (may affect up to 1 in 10 people):

  • Nosebleeds (epistaxis)
  • Nasal dryness or irritation
  • Unpleasant taste or smell
  • Headache

Less common side effects (may affect up to 1 in 100 people):

  • Nasal ulceration or crusting
  • Perforation of the nasal septum (rare, with prolonged use)
  • Raised intraocular pressure or glaucoma (rare)
  • Hypersensitivity reactions including rash, facial swelling, or difficulty breathing — seek immediate medical attention if these occur

 

How Should You Store Pirinase Allergy Relief?

 

  • Store below 30°C.
  • Do not freeze the bottle.
  • Keep the bottle upright when not in use.
  • Keep out of the sight and reach of children.
  • Do not use after the expiry date printed on the label.
  • Do not dispose of medicines via wastewater or household waste — return unused medicines to your pharmacy.

Managing allergies often involves more than one product. If you're looking for a broader approach to symptom relief, explore the full range of allergy and hay fever treatments at Cured Pharmacy.

Written and reviewed by our qualified team

Your safety and success are our highest priorities. Our medical team rigorously evaluates every product and piece of advice we provide, ensuring you receive only the most effective, science-backed solutions available.

Frequently Asked Questions

Where can I buy Pirinase nasal spray online in the UK?

You can buy Pirinase Allergy Relief 0.05% Nasal Spray directly from Cured Pharmacy, a GPhC-registered UK online pharmacy, for just £7.49. No prescription is needed — it is available over the counter for adults aged 18 and over. Simply add it to your basket and it will be dispatched promptly to your door.

How does Pirinase nasal spray work in the body?

Pirinase contains fluticasone propionate, a corticosteroid that binds to glucocorticoid receptors in the cells lining your nasal passages. This reduces the release of inflammatory chemicals — such as histamine and leukotrienes — that your immune system produces in response to allergens like pollen or dust mites. The result is less swelling, less mucus, and fewer allergy symptoms over time with regular use.

How do I use Pirinase nasal spray step by step?

Shake the bottle gently, blow your nose, then tilt your head slightly forward. Insert the nozzle into one nostril, pointing it slightly away from the nasal septum, and press the pump while breathing in gently through your nose. Repeat for the other nostril, then wipe the nozzle and replace the cap — and avoid sniffing hard immediately after spraying.

What is the correct dose of Pirinase nasal spray for adults?

The recommended starting dose for adults aged 18 and over is two sprays into each nostril once daily, giving a total daily dose of 200 micrograms of fluticasone propionate. Once your symptoms are well controlled, your pharmacist may advise reducing to one spray per nostril once daily as a maintenance dose. Never exceed two sprays per nostril per day.

When is the best time to use Pirinase nasal spray?

Most people find it easiest to use Pirinase in the morning as part of their daily routine, as this provides coverage throughout the day when pollen counts tend to be highest. Consistency matters more than timing — using it at the same time each day helps maintain steady anti-inflammatory effects in the nasal lining. If you're using it for hay fever, starting a few days before the pollen season begins can give you a head start on symptom control.

How long does Pirinase nasal spray take to work?

Unlike antihistamine tablets, Pirinase does not provide instant relief — it needs to build up in the nasal tissue to be effective. Most people notice a meaningful improvement in symptoms within 3 to 7 days of regular daily use, with the full benefit typically felt after 1 to 2 weeks. This is why it's important to use it every day, even on days when your symptoms feel mild.

What are the side effects of Pirinase nasal spray?

The most common side effects include nosebleeds, nasal dryness or irritation, and occasionally an unpleasant taste or smell. These are usually mild and tend to improve as your nose adjusts to the spray. Rarely, prolonged use can cause nasal ulceration or raised eye pressure — if you notice any unusual symptoms, speak to your pharmacist or GP.

How do I manage a nosebleed caused by Pirinase nasal spray?

If you experience nosebleeds, try directing the nozzle slightly away from the nasal septum (the central dividing wall) when you spray, as this is the most common cause of irritation. Keeping the nasal passages moisturised with a saline rinse before use can also help. If nosebleeds are frequent or heavy, stop using the spray and consult your pharmacist or GP.

Who is Pirinase nasal spray suitable for?

Pirinase is suitable for adults aged 18 and over who experience nasal allergy symptoms, whether seasonal (hay fever) or year-round (perennial allergic rhinitis). It is not recommended as an OTC product for children under 18 — a doctor should be consulted for younger patients. People who are pregnant, breastfeeding, or taking certain medicines such as ritonavir should also seek medical advice before use.

Can I use Pirinase nasal spray if I am pregnant?

If you are pregnant or planning to become pregnant, you should speak to your GP or pharmacist before using Pirinase. While fluticasone propionate has low systemic absorption when used intranasally, the safety of this medicine during pregnancy has not been fully established in clinical trials. Your doctor can help weigh the benefits and risks and suggest the most appropriate treatment for you.

What happens if I miss a dose of Pirinase nasal spray?

If you forget to use your spray, use it as soon as you remember — unless it is nearly time for your next scheduled dose, in which case simply skip the missed one. Do not use a double dose to compensate. Missing the occasional dose is unlikely to cause a significant problem, but regular use is important for the spray to work effectively.

How long can you use Pirinase nasal spray for?

Pirinase can be used for up to three months without needing to consult a doctor. If your symptoms persist beyond three months, or if they worsen at any point, you should seek medical advice. For seasonal hay fever sufferers, it is typically used throughout the pollen season and then stopped once symptoms resolve. You can browse our full range of allergy and hay fever treatments if you need additional support.

What are the alternatives to Pirinase nasal spray?

The main OTC alternative is Beconase nasal spray, which contains beclometasone dipropionate and requires twice-daily dosing compared to Pirinase's once-daily regimen. Antihistamine tablets such as cetirizine or loratadine can also help with nasal symptoms, though they tend to be less effective for nasal congestion than a corticosteroid spray. For eye symptoms alongside nasal allergy, you might also consider eye care products designed for allergic conjunctivitis.

Can I use Pirinase nasal spray with antihistamine tablets?

Yes — using a fluticasone nasal spray alongside an oral antihistamine is a common and clinically accepted approach for managing moderate-to-severe hay fever symptoms. The nasal spray targets nasal inflammation directly, while antihistamines help with sneezing, itching, and eye symptoms. Always check with your pharmacist if you are unsure about combining medicines, particularly if you take other regular medications.

What are the latest findings on fluticasone nasal spray for hay fever?

Intranasal corticosteroids like fluticasone propionate remain the most clinically effective first-line treatment for allergic rhinitis according to current NHS and NICE guidance. Research consistently shows they outperform oral antihistamines for nasal congestion and overall symptom control. Guidelines recommend starting treatment before the allergy season begins for maximum benefit, particularly for people with moderate-to-severe hay fever. You can also explore our ear, nose, and throat range for related products.

How Should You Use Pirinase Allergy Relief Nasal Spray?

Using Pirinase correctly makes a real difference to how well it works. The spray needs to reach the nasal mucosa — the lining of your nose — so technique matters. Always shake the bottle gently before each use, and prime it with a few test sprays into the air if you are using it for the first time or after a long break.

What Is the Correct Dose of Pirinase Allergy Relief Nasal Spray?

The dose depends on whether you are starting treatment or maintaining control of your symptoms. Always follow the instructions on the product label and do not exceed the maximum recommended dose. If you are unsure, your pharmacist can advise you.

When Is the Best Time to Use Pirinase Allergy Relief Nasal Spray?

Most people find that using Pirinase in the morning works best, as it provides anti-inflammatory coverage throughout the day when outdoor pollen counts are typically at their highest. Consistency is key — try to use it at the same time each day to maintain a steady effect in the nasal lining. If you suffer from hay fever, starting the spray a few days before the pollen season begins can help prevent symptoms from taking hold in the first place.

How Long Can You Use Pirinase Allergy Relief Nasal Spray For?

Pirinase can be used continuously for up to three months without needing to see a doctor. For seasonal hay fever, most people use it throughout the relevant pollen season and then stop once symptoms resolve. If your symptoms persist beyond three months, or if they worsen at any point during treatment, you should consult your GP or pharmacist for further assessment. Long-term use beyond three months should only continue under medical supervision.

Do not exceed the recommended dose. If in doubt, speak to your pharmacist.

What Are the Most Common Side Effects of Pirinase Allergy Relief Nasal Spray?

Most people tolerate Pirinase well, but like all medicines, it can cause side effects in some users. The most common ones are localised to the nose and throat and are generally mild. They often improve as your body adjusts to the spray over the first few days of use.

  • Nosebleeds (epistaxis) — the most frequently reported side effect
  • Nasal dryness or irritation inside the nose
  • Unpleasant taste or smell
  • Headache
  • Throat irritation

What Are the Less Common Side Effects of Pirinase Allergy Relief Nasal Spray?

Less common side effects occur in fewer than 1 in 100 people. These are more likely with prolonged use or if the spray is used incorrectly — for example, if it is directed at the nasal septum rather than the outer nasal wall. If you notice any of the following, speak to your pharmacist.

  • Nasal ulceration or crusting inside the nose
  • Perforation of the nasal septum (rare, associated with long-term use)
  • Hoarseness or changes to the voice
  • Nasal congestion that worsens rather than improves

What Are the Serious Side Effects of Pirinase Allergy Relief Nasal Spray?

Serious side effects are rare but can occur, particularly with prolonged use or in people who are also using other corticosteroid medicines. Raised intraocular pressure (pressure inside the eye) and glaucoma have been reported with intranasal corticosteroids, so if you notice any changes in your vision, seek medical advice promptly. Adrenal suppression is theoretically possible if large doses are used over a long period, though this is uncommon with standard OTC dosing. Hypersensitivity reactions — including facial swelling, rash, or difficulty breathing — are rare but require immediate medical attention.

What Should You Do If You Experience Side Effects of Pirinase Allergy Relief?

If you experience nosebleeds, try adjusting your technique — angle the nozzle slightly away from the nasal septum and avoid sniffing hard after spraying. Using a saline nasal rinse before your dose can also help keep the nasal lining moisturised and reduce irritation. For any side effect that is persistent, worsening, or causing you concern, stop using the spray and speak to your pharmacist or GP. You can also report suspected side effects directly to the MHRA via the Yellow Card scheme at yellowcard.mhra.gov.uk.

Can Pirinase Allergy Relief Nasal Spray Interact With Other Medicines?

Pirinase can interact with certain medicines that affect how fluticasone propionate is broken down in the body. The most clinically significant interactions are with ritonavir (used to treat HIV) and ketoconazole (an antifungal medicine). Both of these inhibit the CYP3A4 enzyme responsible for metabolising fluticasone, which can lead to increased levels of the corticosteroid in the bloodstream and a higher risk of systemic side effects. If you are taking any of these medicines, or any other regular prescription medication, always inform your pharmacist before starting Pirinase.

If you are concerned about any side effects, contact your pharmacist or GP immediately.

Patient Information Leaflet

Important - Before taking any medication, it is always important to read the Patient Information Leaflet (PIL)

Written and reviewed by our qualified team

GPhC Number: 2233073
Tarun Kumar

Reviewed by:

Tarun Kumar

Superintendent/ Clinical Lead

📖 Find out more about our team of medical content authors and how we ensure the accuracy of our content with our content guidelines.

Content last updated: 31 Mar 2025

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