For most people, hay fever is a nuisance. For some, it's completely debilitating. Severe allergic reactions can make driving, operating machinery, or even basic communication impossible.
WHEN DOES HAY FEVER JUSTIFY A SICK NOTE?
Mild hay fever — sneezing, itchy eyes — is unlikely to meet the threshold for a fit note. But severe hay fever can, particularly when:
● Symptoms are preventing you from performing safety-critical tasks (driving, operating machinery)
● Antihistamines are causing significant drowsiness that makes working dangerous
● Your symptoms are so severe (constant sneezing, streaming eyes, severe sinus pain) that you are unable to work effectively
SEVERE ALLERGIC REACTIONS
Anaphylaxis (a severe, potentially life-threatening allergic reaction) or a significant allergic reaction requiring recovery time or medication is a more straightforward case for a fit note.
POST-ANAPHYLAXIS RECOVERY
After a severe allergic reaction, patients are often advised to rest and avoid stress while their body recovers and medication takes effect. A fit note covering this recovery period is appropriate.
ALLERGIC ASTHMA AND RESPIRATORY ALLERGIES
Allergic asthma exacerbated by pollen, pollution, or other allergens can be severe enough to make working impossible. This is a clearer clinical basis for a fit note than hay fever alone.
GETTING A SICK NOTE FOR ALLERGIES
At Dr Sick, our online consultation asks about the nature and severity of your symptoms and how they're affecting your ability to work. Our doctors will assess whether a fit note is clinically appropriate.
Visit drsick.co.uk for honest, fast medical assessment.


