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Pirilieve Hay Fever Relief 120mg 30 Tablets

Pirilieve Hay Fever Relief 120mg 30 Tablets

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  • ✔️ Relieves sneezing, itchy eyes, and runny nose effectively
  • ✔️ Non-drowsy fexofenadine formula suitable from age 12
  • ✔️ Once-daily 120mg dose provides up to 24-hour relief
  • ✔️ Minimal sedation risk compared to first-generation antihistamines
  • ✔️ Clinically established treatment for seasonal allergic rhinitis

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What Are Pirilieve Fexofenadine Hay Fever Tablets?

 

If hay fever is making your days miserable — itchy eyes, a streaming nose, constant sneezing — you are not alone. Seasonal allergic rhinitis affects roughly one in five people in the UK, and finding a treatment that actually works without leaving you drowsy is something many people struggle with. Pirilieve Hay Fever Relief 120mg 30 Tablets offer a clinically established option. Each tablet contains fexofenadine hydrochloride 120mg, a second-generation, non-sedating antihistamine licensed for the relief of symptoms associated with seasonal allergic rhinitis in adults and adolescents aged 12 and over. You can browse the full range of allergy and hay fever treatments available at Cured Pharmacy if you want to compare your options.

Fexofenadine is the active metabolite of terfenadine and has been widely used across Europe and the UK for many years. Unlike older antihistamines such as chlorphenamine, it does not readily cross the blood-brain barrier, which is why most people find it far less sedating. At £9.59 for 30 tablets, Pirilieve represents a straightforward, accessible choice for seasonal allergy sufferers.

 

How Does Pirilieve Work to Relieve Hay Fever?

 

Hay fever symptoms occur when your immune system overreacts to airborne allergens — most commonly grass pollen, tree pollen, or mould spores. This triggers the release of histamine, a chemical that causes the familiar cascade of sneezing, itching, nasal congestion, and watery eyes. Pirilieve works by selectively blocking peripheral H1 histamine receptors, preventing histamine from binding and triggering those symptoms.

  • Fexofenadine selectively targets H1 receptors in peripheral tissues rather than the central nervous system.
  • Because it has minimal penetration of the blood-brain barrier, it causes significantly less sedation than first-generation antihistamines.
  • It does not have significant anticholinergic activity, so side effects like dry mouth and urinary retention are less likely than with older antihistamines.
  • Onset of action typically occurs within one to three hours of taking the tablet.
  • A single 120mg dose provides up to 24 hours of symptom relief, making once-daily dosing practical for most people.

 

Who Should Use Pirilieve 120mg Tablets?

 

Pirilieve is designed for people who experience seasonal allergic rhinitis — the medical term for hay fever — and want effective symptom control without the sedation associated with older antihistamines. It is particularly useful if you need to drive, operate machinery, or stay alert during the day.

  • Adults aged 18 and over with seasonal hay fever symptoms.
  • Adolescents aged 12 to 17 years (under adult supervision).
  • People who have found first-generation antihistamines too sedating.
  • Those who prefer a once-daily tablet rather than multiple doses throughout the day.

It is not suitable for children under 12, and caution is advised in people with severe renal impairment. If you are pregnant, breastfeeding, or taking other medicines, speak to your pharmacist or GP before starting treatment.

 

How Does Pirilieve Compare to Other Hay Fever Antihistamines?

 

Feature Pirilieve 120mg (Fexofenadine) Cetirizine 10mg Loratadine 10mg
Generation Second-generation (non-sedating) Second-generation Second-generation
Sedation risk Very low Low (mild sedation possible) Very low
Dosing frequency Once daily Once daily Once daily
Suitable age 12 years and over 6 years and over 2 years and over (syrup)
Anticholinergic effects Minimal Minimal Minimal

 

How Should You Store Pirilieve and Is It Clinically Suitable for You?

 

Fexofenadine hay fever tablets like Pirilieve should be stored below 25°C in a dry place, away from direct sunlight and out of the reach of children. Do not use the tablets after the expiry date printed on the packaging. If you are managing multiple allergy symptoms — for example, if itchy or watery eyes are also a concern — you might also find it helpful to explore eye care products that can complement antihistamine tablet treatment.

Clinically, fexofenadine is well tolerated in most adults and adolescents. However, it is important to note that certain medicines and foods can affect how well it is absorbed. Antacids containing aluminium or magnesium hydroxide, and fruit juices such as grapefruit, orange, or apple juice, can reduce fexofenadine absorption and should be avoided around the time of taking your tablet. Always take Pirilieve with a glass of water.

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.

Pirilieve Hay Fever Relief 120mg 30 Tablets specifications
Treatment category Seasonal allergic rhinitis (hay fever)
Active ingredient Fexofenadine hydrochloride 120mg
Mechanism of action Selective peripheral H1 histamine receptor antagonist
Drug class Second-generation antihistamine
Preparation Film-coated tablet
Route of administration Oral
Strengths 120mg
Pack sizes 30 tablets
Suitable for Adults and adolescents aged 12 and over
UK classification Pharmacy (P) medicine
Effective Within 1–3 hours; up to 24-hour duration

Specifications of Pirilieve Hay Fever Relief 120mg 30 Tablets

 

What Is Pirilieve and What Is It Used For?

 

Pirilieve Hay Fever Relief 120mg tablets contain fexofenadine hydrochloride, a second-generation antihistamine used to relieve the symptoms of seasonal allergic rhinitis in adults and adolescents aged 12 and over. Seasonal allergic rhinitis — commonly known as hay fever — is an allergic reaction to airborne substances such as grass pollen, tree pollen, and mould spores. Symptoms typically include sneezing, a runny or blocked nose, itchy and watery eyes, and an itchy throat or palate. Pirilieve works by blocking the action of histamine, the chemical responsible for triggering these symptoms, providing relief that lasts up to 24 hours from a single daily dose.

 

What Do You Need to Know Before Using Pirilieve?

 

Before taking Pirilieve, it is important to check whether it is appropriate for you. Do not take this medicine if any of the following apply:

  • You are allergic to fexofenadine hydrochloride or any other ingredient in the tablet.
  • You are under 12 years of age.
  • You have severe kidney (renal) impairment — speak to your GP first.
  • You are pregnant or breastfeeding — seek medical advice before use.

The following medicines and substances may interact with Pirilieve and affect how well it works:

  • Antacids containing aluminium hydroxide or magnesium hydroxide — take Pirilieve at least 2 hours before or after these.
  • Fruit juices (grapefruit, orange, or apple) — these can significantly reduce fexofenadine absorption; always take with water.
  • Erythromycin and ketoconazole — these medicines may increase fexofenadine plasma levels; inform your pharmacist if you are taking either.
  • Rifampicin — may reduce the effectiveness of fexofenadine.

 

How Should You Use Pirilieve Correctly?

 

Always take Pirilieve exactly as directed on the packaging or as advised by your pharmacist. Do not exceed the stated dose.

  1. Take one 120mg tablet once daily.
  2. Swallow the tablet whole with a full glass of water.
  3. Do not take with fruit juice — use water only.
  4. You can take Pirilieve with or without food, though taking it on an empty stomach may improve absorption.
  5. Try to take it at the same time each day to maintain consistent symptom control.
  6. If you miss a dose, take it as soon as you remember — unless it is nearly time for your next dose. Never double up.
Indication Age Group Dose Frequency
Seasonal allergic rhinitis (hay fever) Adults (18+) 120mg (1 tablet) Once daily
Seasonal allergic rhinitis (hay fever) Adolescents (12–17 years) 120mg (1 tablet) Once daily
Not recommended Children under 12

If your symptoms do not improve after a few days, or if they worsen, speak to your pharmacist or GP. You may also find it useful to explore ear, nose and throat products that can help manage nasal congestion alongside antihistamine treatment.

 

What Are the Possible Side Effects of Pirilieve?

 

Like all medicines, Pirilieve can cause side effects, although not everyone experiences them. Fexofenadine is generally well tolerated, and serious side effects are uncommon.

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

  • Headache
  • Nausea
  • Dizziness
  • Drowsiness (less common than with first-generation antihistamines)
  • Fatigue

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

  • Dry mouth
  • Nervousness or difficulty sleeping (insomnia)
  • Abdominal pain or indigestion
  • Skin rash or itching

Stop taking Pirilieve and seek immediate medical attention if you experience signs of a serious allergic reaction (anaphylaxis), including swelling of the face, lips, tongue or throat, difficulty breathing, or a sudden drop in blood pressure. These reactions are rare but require urgent treatment.

 

How Should You Store Pirilieve Tablets?

 

Correct storage helps maintain the quality and effectiveness of your tablets throughout the pack. If you are also managing other seasonal health concerns, our cold and flu range may be worth exploring alongside your hay fever treatment.

  • Store below 25°C in a dry place.
  • Keep away from direct sunlight and moisture.
  • Store in the original packaging to protect from light.
  • Keep out of the sight and reach of children.
  • Do not use after the expiry date printed on the carton or blister strip.
  • Do not dispose of medicines via wastewater or household waste — return unused tablets to your pharmacy for safe disposal.

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 Pirilieve Hay Fever Relief 120mg online in the UK?

You can buy Pirilieve Hay Fever Relief 120mg 30 Tablets online from Cured Pharmacy, a GPhC-registered UK online pharmacy, for £9.59. It is available without a prescription as an over-the-counter pharmacy medicine. Simply add it to your basket and it will be dispatched directly to your door.

How does Pirilieve 120mg work in the body?

Pirilieve contains fexofenadine hydrochloride, which selectively blocks peripheral H1 histamine receptors. This prevents histamine — the chemical released during an allergic reaction — from binding to those receptors and triggering symptoms like sneezing, itching, and a runny nose. Because fexofenadine has very low penetration of the blood-brain barrier, it is far less likely to cause drowsiness than older antihistamines.

How do I take Pirilieve Hay Fever Relief tablets step by step?

Take one 120mg tablet once daily, swallowed whole with a full glass of water — not fruit juice. You can take it with or without food, though water-only administration helps ensure full absorption. Try to take it at the same time each day for consistent symptom control throughout the hay fever season.

What is the correct dose of Pirilieve for adults and teenagers?

The recommended dose for adults and adolescents aged 12 and over is one 120mg tablet taken once daily. Do not take more than one tablet in a 24-hour period. Pirilieve is not licensed for use in children under 12 years of age.

What is the best time of day to take Pirilieve?

There is no strict requirement to take Pirilieve at a specific time of day, but taking it at the same time each day helps maintain steady levels in your system. Many people find taking it in the morning convenient, particularly if pollen counts tend to peak during the day. Consistency matters more than the exact hour.

What are the side effects of Pirilieve fexofenadine tablets?

Common side effects include headache, nausea, dizziness, and fatigue. Less commonly, some people experience dry mouth, insomnia, or mild abdominal discomfort. Serious allergic reactions are rare but require immediate medical attention — stop taking the tablets and call 999 if you develop swelling of the face, lips, or throat, or have difficulty breathing.

How do I manage side effects of Pirilieve?

Most side effects of Pirilieve are mild and tend to resolve on their own. If you experience headache, staying well hydrated and taking the tablet with food may help. If drowsiness occurs — which is uncommon with fexofenadine — avoid driving or operating machinery until you know how the medicine affects you. Contact your pharmacist if side effects persist or concern you.

Who is eligible to take Pirilieve 120mg tablets?

Pirilieve 120mg is suitable for adults and adolescents aged 12 and over who suffer from seasonal allergic rhinitis (hay fever). It is not recommended for children under 12, and people with severe kidney impairment, or those who are pregnant or breastfeeding, should seek medical advice before use. You can explore the full allergy and hay fever range to find the most appropriate option for your situation.

What happens if I miss a dose of Pirilieve?

If you miss a dose, take it as soon as you remember — unless it is nearly time for your next scheduled dose. In that case, simply skip the missed dose and carry on as normal. Never take two tablets at once to compensate for a missed dose, as this will not improve your symptoms and may increase the risk of side effects.

Can I take Pirilieve with other medicines?

Pirilieve can interact with certain medicines. Antacids containing aluminium or magnesium hydroxide can reduce fexofenadine absorption, so leave at least two hours between taking them. Erythromycin and ketoconazole may increase fexofenadine levels in the blood. Always tell your pharmacist about all medicines you are taking, including over-the-counter products and supplements.

Is Pirilieve non-drowsy compared to other hay fever tablets?

Yes — fexofenadine, the active ingredient in Pirilieve, is classified as a non-sedating antihistamine because it has very limited ability to cross the blood-brain barrier. Clinical studies have shown it causes significantly less drowsiness than first-generation antihistamines such as chlorphenamine. However, a small number of people may still experience mild drowsiness, so caution is advised when driving until you know how it affects you.

What are alternatives to Pirilieve for hay fever?

Other non-sedating antihistamines available over the counter in the UK include cetirizine 10mg and loratadine 10mg. Nasal corticosteroid sprays such as beclometasone are also effective for nasal symptoms and can be used alongside antihistamines. Browse the allergy and hay fever collection at Cured Pharmacy to compare your options.

How long can you take Pirilieve for hay fever?

Pirilieve can be taken throughout the hay fever season, which in the UK typically runs from late March to September depending on the pollen type you are allergic to. If you need to use it for longer than the hay fever season, or if your symptoms persist year-round, speak to your GP to rule out perennial allergic rhinitis or other underlying conditions. Long-term use should be reviewed by a healthcare professional.

Can I drink alcohol while taking Pirilieve?

Fexofenadine is not known to interact significantly with alcohol in the way that older, sedating antihistamines do. However, alcohol can itself cause drowsiness, and combining it with any medicine that has even a mild sedating potential is not advisable. It is sensible to drink alcohol in moderation and to be aware of how you feel before driving or operating machinery.

What does the latest research say about fexofenadine for hay fever?

Fexofenadine has been extensively studied and is well established in clinical guidelines as an effective, non-sedating antihistamine for seasonal allergic rhinitis. The NHS and NICE both recognise second-generation antihistamines like fexofenadine as first-line treatment options for hay fever. Research consistently shows it provides comparable symptom relief to cetirizine and loratadine with a favourable tolerability profile, particularly regarding sedation.

How Should You Use Pirilieve Hay Fever Relief?

Using Pirilieve correctly gives you the best chance of keeping hay fever symptoms under control throughout the pollen season. The tablet is taken orally — swallowed whole, not chewed or crushed. Always use water to take your tablet, never fruit juice, as certain juices can significantly reduce how much fexofenadine your body absorbs.

What Is the Correct Dose of Pirilieve?

The dose of Pirilieve depends on your age. Do not exceed the recommended daily dose under any circumstances. If you are unsure whether this medicine is right for you, speak to your pharmacist before starting treatment.

When Is the Best Time to Use Pirilieve?

There is no single "correct" time of day to take Pirilieve, but consistency is key. Many people choose to take it in the morning so that protection is in place before they head outdoors during peak pollen hours, which in the UK are typically between 5am and 10am and again in the early evening. Taking it at the same time each day helps maintain a steady level of fexofenadine in your system, which is important for sustained symptom control. If you find that your symptoms are worse in the evening, taking your tablet in the afternoon may suit you better — discuss this with your pharmacist.

How Long Can You Use Pirilieve For?

Pirilieve can be used throughout the hay fever season, which in the UK typically runs from late March through to September, depending on which pollens trigger your symptoms. Grass pollen season generally peaks between May and July, while tree pollen tends to be highest from March to May. You can take Pirilieve daily for the duration of your symptomatic period. If you find you need it year-round, or if your symptoms are not adequately controlled, speak to your GP — you may have perennial allergic rhinitis, which requires a different management approach. Do not exceed the recommended dose. If in doubt, speak to your pharmacist.

What Are the Most Common Side Effects of Pirilieve?

Pirilieve is generally well tolerated, and most people who take it experience no significant side effects. That said, like all medicines, it can cause unwanted effects in some individuals. The most commonly reported side effects with fexofenadine 120mg include:

  • Headache
  • Nausea
  • Dizziness
  • Fatigue or tiredness
  • Mild drowsiness (less frequent than with first-generation antihistamines)

These effects are usually mild and tend to resolve without any specific treatment. If a headache persists, staying well hydrated and taking the tablet with food may help.

What Are the Less Common Side Effects of Pirilieve?

Less commonly, some people taking Pirilieve may notice the following effects. These affect fewer people but are still worth being aware of before you start treatment.

  • Dry mouth
  • Insomnia or difficulty sleeping
  • Abdominal pain or indigestion
  • Skin rash or itching (urticaria)
  • Nervousness or restlessness

If any of these effects bother you or do not go away, speak to your pharmacist. They can advise whether you should continue treatment or consider an alternative.

What Are the Serious Side Effects of Pirilieve?

Serious side effects with fexofenadine are rare, but they do require prompt medical attention. Stop taking Pirilieve immediately and seek emergency help if you experience any of the following signs of a severe allergic reaction (anaphylaxis):

  • Swelling of the face, lips, tongue, or throat
  • Difficulty breathing or swallowing
  • Sudden drop in blood pressure causing dizziness or collapse
  • Rapid or irregular heartbeat (palpitations)

These reactions are uncommon but can be life-threatening. Call 999 immediately if you suspect anaphylaxis.

What Should You Do If You Experience Side Effects?

If you notice any side effects that are not listed in the product information, or if existing side effects feel severe, do not ignore them. Mild effects such as headache or nausea can often be managed by taking the tablet with food and plenty of water. For any side effect that persists beyond a few days, or that significantly affects your daily life, contact 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 Pirilieve Interact With Other Medicines?

Yes — fexofenadine can interact with certain medicines and foods, which may affect how well it works or increase the risk of side effects. The most clinically significant interactions include antacids containing aluminium or magnesium hydroxide (which reduce absorption), erythromycin and ketoconazole (which may increase fexofenadine blood levels), and rifampicin (which may reduce its effectiveness). Fruit juices — particularly grapefruit, orange, and apple — should also be avoided around the time of taking your tablet. Always inform your pharmacist of all medicines, supplements, and herbal remedies you are currently taking before starting Pirilieve. 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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