What are Antihistamines?
Antihistamines are drugs that treat allergy symptoms. When taken by mouth, they come as pills, chewable tablets, capsules, and liquids.
How Antihistamines Help
Antihistamines treat these allergy symptoms:
- Congestion, runny nose, sneezing, or itching
- Swelling of the nasal passages
- Hives and other skin rashes
- Itchy, runny eyes
Treating symptoms can help you or your child to feel better during the day and sleep better at night.