an·ti·his·ta·mine ( n t -h s t -mn, -mn, nt -)n. A drug used to counteract the physiological effects of histamine production in allergic reactions and colds. an ti·hista·minic (-mnk) adj. |
antihistamine [ˌæntɪˈhɪstəˌmiːn -mɪn]
n
(Medicine / Pharmacology) any drug that neutralizes the effects of histamine, used esp in the treatment of allergies
| antihistamine (nt-hst-mn) Any of various drugs that relieve cold or allergy symptoms by blocking the action of histamine. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  antihistamine - a medicine used to treat allergies and hypersensitive reactions and colds; works by counteracting the effects of histamine on a receptor siteActifed - trade name for a drug containing an antihistamine and a decongestant; used to treat upper respiratory conditions and minor allergies brompheniramine maleate, Dimetane - antihistamine (trade name Dimetane) used to treat hypersensitivity reactions (as rhinitis) Chlor-Trimeton, chlorpheniramine maleate, Coricidin - an antihistamine (trade names Coricidin and Chlor-Trimeton) cyproheptadine, Periactin - an antihistamine (trade name Periactin) used to treat some allergic reactions dimenhydrinate, Dramamine - antihistamine and antiemetic (trade name Dramamine) used to treat motion sickness Dimetapp - trade name for a drug containing an antihistamine and a decongestant; used to relieve nasal congestion and to treat rhinitis Benadryl, diphenhydramine - antihistamine (trade name Benadryl) used to treat allergic reactions involving the nasal passages (hay fever) and also to treat motion sickness Antivert, meclizine, meclizine hydrochloride - an antihistamine (trade name Antivert) used to treat or prevent motion sickness medicament, medication, medicinal drug, medicine - (medicine) something that treats or prevents or alleviates the symptoms of disease methapyrilene - antihistamine used to treat allergic responses (as rhinitis or dermatitis or pruritus) pheniramine - an antihistamine used in preparations to treat allergies and respiratory infections; used to treat rhinitis and skin rashes and pruritus phenyltoloxamine - antihistamine included in some preparations used to treat coughing and nasal congestion Phenergan, promethazine - antihistamine (trade name Phenergan) used to treat allergies; also an antiemetic used to treat motion sickness pyrilamine - antihistamine used to treat rhinitis and pruritus |
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