1. Medications or substances that prevent or reduce allergic reactions by blocking histamine release or immune response.
Usage: Plural form; typically used in medical or pharmaceutical contexts.; Also called antihistamines or allergy medications.

Examples

• The doctor prescribed antiallergics to help manage her seasonal allergies.
• Common antiallergics like cetirizine and loratadine are available over the counter.
• Antiallergics work by blocking histamine receptors in the body.
• Many people rely on antiallergics during pollen season.
• The pharmacist recommended several antiallergics for treating hives.