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What are side effects of antihistamine nasal sprays?

Donna Hill Howes, RN
Family Practitioner

Side effects may include headaches, a sensation of burning in the nose, nosebleeds, sneezing, a bitter taste in the mouth, nose and throat inflammation, and coughing. Antihistamine nasal sprays can make it dangerous to drive or to operate machinery. 

This answer was adapted from Sharecare's award-winning AskMD app. Start a consultation now to find out what's causing your symptoms, learn how to manage a condition, or find a doctor.

Common side effects from an antihistamine nasal spray include bloody noses and a complaint of a bad taste of the spray. Some people feel that the spray also irritates the nose. It can also leave the nose feeling dry.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.