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Antihistamine vs Hydroxyethylpromethazine - What's the difference?

antihistamine | hydroxyethylpromethazine |

As nouns the difference between antihistamine and hydroxyethylpromethazine

is that antihistamine is a drug or substance that counteracts the effects of a histamine commonly used to alleviate the symptoms of hay fever and other allergies while hydroxyethylpromethazine is (pharmacology) a promethazine derivative used as an antihistamine.

antihistamine

English

(wikipedia antihistamine)

Noun

(en noun)
  • A drug or substance that counteracts the effects of a histamine. Commonly used to alleviate the symptoms of hay fever and other allergies.

    • Hyponyms

    * See also

    hydroxyethylpromethazine

    English

    Noun

    (-) (wikipedia hydroxyethylpromethazine)
  • (pharmacology) A promethazine derivative used as an antihistamine.