noun
anti-allergic agent; antihistamine
Pharmacological term for drugs that counteract allergic reactions, including antihistamines and other anti-allergy medications.
花粉症には抗アレルギー剤が処方されることが多い。
Anti-allergy medication is often prescribed for hay fever.
この抗アレルギー剤は眠気を引き起こすことがある。
This antihistamine can cause drowsiness.