Definition of phenothiazine in English:


Line breaks: pheno|thia¦zine
Pronunciation: /ˌfiːnəʊˈθʌɪəziːn
, ˌfɛnəʊ-/


[mass noun] Chemistry
  • 1A synthetic compound which is used in veterinary medicine to treat parasitic infestations of animals.
    • A heterocyclic compound; chemical formula: C12H9NS
  • 1.1 [count noun] Psychiatry Any of a group of derivatives of phenothiazine with tranquillizing properties, used in the treatment of mental illness.
    More example sentences
    • However, the data presented suggest that some photosensitizing effect in humans is possible, although lower than that exerted by other drugs such as quinolone antibiotics, anti-inflammatory drugs or phenothiazines.
    • The systemic use of phenothiazines, a class of neuroleptic drugs used in the therapy of mental disorders, such as schizophrenia, organic psychoses and other mental disorders, is known to induce photosensitization of the skin.
    • The finding that phenothiazines reduce the incidence of cancer in humans generated a broad range of experimental studies, which confirmed their antitumor, cancer-chemopreventive and antimutagenic activities.

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