Allergy & Hayfever

Allergy & Hayfever


Hayfever and seasonal allergies affect millions of people across the UK every year, causing uncomfortable symptoms such as sneezing, itchy eyes, and a blocked or runny nose. Effective allergy relief tablets, nasal sprays, and eye drops are available without a prescription for most adults and children. Whether symptoms are mild or persistent, there is a wide range of treatments to suit different needs and lifestyles. Speak to a pharmacist if you are unsure which option is right for you.

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What Are Allergies and Hayfever?

Hayfever, also known as allergic rhinitis, is one of the most common allergic conditions in the UK, affecting around one in five people at some point in their lives. It occurs when the immune system overreacts to airborne allergens such as pollen, causing a range of uncomfortable symptoms. Allergy relief tablets and other hayfever treatments are among the most frequently purchased medicines over the counter in the UK. Understanding your triggers is the first step to managing symptoms effectively.

Seasonal Allergic Rhinitis

Seasonal hayfever is triggered by outdoor allergens — most commonly tree pollen in spring, grass pollen in early summer, and weed pollen in late summer. Symptoms tend to appear at specific times of year and can vary in severity depending on pollen counts in your area.

Perennial Allergic Rhinitis

Perennial allergic rhinitis occurs year-round and is typically caused by indoor allergens such as house dust mites, pet dander, or mould spores. People with perennial rhinitis may benefit from longer-term antihistamine tablets or a prescribed nasal corticosteroid spray.

What Are the Symptoms of Hayfever and Allergies?

Hayfever symptoms are caused by the release of histamine in the body following exposure to allergens. Symptoms can range from mildly inconvenient to significantly disruptive to daily life. Recognising your symptoms early allows you to start the right hayfever treatment before they worsen.

  • Frequent sneezing, particularly in the morning or outdoors
  • A runny or congested nose
  • Itchy, red, or watery eyes (allergic conjunctivitis)
  • An itchy throat, mouth, or ears
  • Fatigue caused by disturbed sleep or constant symptoms
  • Worsening asthma symptoms in those with both conditions

How Do Hayfever and Allergy Treatments Work?

Most allergy relief tablets and hayfever medicines work by blocking the action of histamine — the chemical released by the immune system in response to allergens. By reducing histamine activity, these medicines relieve sneezing, itching, and a runny nose relatively quickly. Different product types target different aspects of the allergic response, so choosing the right format is important.

Antihistamine Tablets

Antihistamines are the most widely used hayfever treatment in the UK. Non-drowsy options such as cetirizine, loratadine, and fexofenadine are suitable for daytime use, while older formulations such as chlorphenamine may cause drowsiness. Many antihistamine tablets online are available without a prescription for adults and children over a certain age.

Nasal Corticosteroid Sprays

Steroid nasal sprays such as beclometasone or fluticasone work by reducing inflammation in the nasal passages. They are particularly effective for congestion and are often recommended for people with moderate to severe symptoms. These sprays work best when used regularly before the pollen season begins. For stronger allergy relief, our allergy treatment collection includes prescription-strength antihistamines and treatments.

Eye Drops and Combination Products

Antihistamine eye drops are useful for relieving itchy, watery eyes associated with hayfever. Some people prefer combination products that address multiple symptoms simultaneously. Always check the ingredients to avoid doubling up on active substances if using more than one product.

Are There Any Side Effects?

As with all medicines, hayfever and allergy treatments can cause side effects in some people. Common side effects of antihistamine tablets include drowsiness, dry mouth, and headaches, particularly with older generation formulations. Nasal sprays may occasionally cause mild irritation or nosebleeds if used incorrectly. Always read the patient information leaflet and consult a pharmacist or GP if you experience unexpected symptoms or if side effects persist.

Who Can Use Hayfever and Allergy Treatments?

Most over-the-counter allergy relief tablets and nasal sprays are suitable for adults and children aged six years and over, though minimum age restrictions vary by product. People who are pregnant or breastfeeding, or those taking other regular medications, should speak to a pharmacist or GP before starting any new hayfever treatment. Those with liver or kidney conditions may also need tailored advice before using certain antihistamines.

  1. Adults and children aged six and over for most antihistamines
  2. Pregnant or breastfeeding women should seek professional advice first
  3. People with existing medical conditions should consult a pharmacist
  4. Those on regular medications should check for interactions before use

Tips for Managing Hayfever Symptoms Day to Day

Alongside the best hayfever medicine available to you, practical lifestyle adjustments can make a significant difference to daily comfort during high pollen periods. Reducing your exposure to allergens is as important as treating the symptoms themselves.

  • Check the daily pollen forecast and limit outdoor time on high-count days
  • Keep windows and doors closed during peak pollen hours (typically early morning and early evening)
  • Shower and change clothes after spending time outdoors
  • Wear wraparound sunglasses to reduce eye exposure to pollen
  • Dry clothes indoors during hayfever season to avoid pollen settling on fabrics
  • Consider using a HEPA air purifier indoors if you suffer from perennial allergies

Why Choose Hayfever & Allergy Treatments from Cured Pharmacy?

Cured Pharmacy is a registered UK online pharmacy, offering a carefully selected range of allergy relief tablets, nasal sprays, antihistamines, and eye drops from trusted brands. When you buy hayfever tablets online UK through Cured Pharmacy, you benefit from the guidance of qualified pharmacists, competitive pricing, and fast UK delivery. Our team is always available to help you choose the right hayfever treatment online pharmacy service for your individual needs. All products are sourced from licensed UK suppliers, giving you confidence in both quality and safety. For associated eye discomfort such as itching or watering, our eye care collection offers targeted relief.

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.

Can I buy hayfever tablets online in the UK without a prescription?

Yes, most hayfever tablets such as cetirizine, loratadine, and fexofenadine are available to buy over the counter without a prescription. You can purchase these antihistamine tablets online from a registered UK pharmacy. Always read the product information and consult a pharmacist if you are unsure.

What is the best hayfever medicine available in the UK?

The best hayfever medicine depends on your symptoms. Non-drowsy antihistamines such as fexofenadine or cetirizine are popular choices for daytime use. For nasal congestion, a corticosteroid nasal spray is often recommended. A pharmacist can help you select the most suitable allergy relief treatment for your specific needs.

How quickly do hayfever tablets start to work?

Most antihistamine tablets begin to work within 30 to 60 minutes of taking them. Non-drowsy antihistamines such as cetirizine tend to act quickly and provide relief for up to 24 hours. For best results with nasal sprays, regular use starting before the pollen season is recommended.

Are antihistamine tablets safe to take every day during hayfever season?

Second-generation antihistamines such as loratadine and cetirizine are generally considered safe for daily use throughout the hayfever season. However, if you need to take them long-term or have underlying health conditions, it is advisable to speak to your GP or pharmacist for personalised guidance.

Can children use hayfever allergy relief tablets?

Many antihistamine tablets are suitable for children, though the minimum age varies by product. Cetirizine and loratadine are commonly available for children aged six and over. Always check the product label for age restrictions and correct dosing, and speak to a pharmacist if your child is younger or has other health conditions.

Is it safe to use hayfever treatments during pregnancy?

Some hayfever treatments are considered safer than others during pregnancy, but you should always consult your GP or pharmacist before taking any medication while pregnant or breastfeeding. Loratadine is often recommended as a first-choice antihistamine in pregnancy, but professional medical advice should always be sought first.

What is the difference between drowsy and non-drowsy antihistamines?

Older antihistamines such as chlorphenamine can cause drowsiness and are sometimes used at night. Newer, second-generation antihistamines such as cetirizine, loratadine, and fexofenadine are non-drowsy formulations suitable for daytime use. Most people buying hayfever tablets online UK opt for non-drowsy options to avoid affecting their daily activities.

How long does hayfever season last in the UK?

Hayfever season in the UK typically runs from late March through to September. Tree pollen peaks in spring, grass pollen peaks in June and July, and weed pollen is most prevalent in late summer. Symptoms and severity vary depending on which pollen types you are allergic to and local weather conditions.

Written and reviewed by our qualified team

GPhC Number: 2233073
Tarun Kumar

Reviewed by:

Tarun Kumar

Clinical Leads

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Content last updated: 31 Mar 2025

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