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Hay fever is a very common allergy caused by pollen, house dust mite, pet hair or skin.
This page contains information for coping with illness caused by airborne allergens like hay fever, asthma and allergies.
Food allergy and intolerance advice for consumers
What businesses need to tell you about allergens, report food that caused a reaction and sign up for allergy alerts.
Outdoor airborne allergens are tiny particles in the air that can cause allergic reactions when people who suffer from hay fever or asthma breathe them in. The primary outdoor allergens include pollen and fungal spores.
Indoor airborne allergens are particles present in indoor environments that can trigger allergic reactions or exacerbate respiratory conditions such as asthma.
As with any medicine, the MHRA will keep the safety and effectiveness of the adrenaline nasal spray under close review.
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