Diphenhydramine | High-Quality Pharmaceutical Reference Standard

Diphenhydramine API is a first-generation H1 antihistamine used for the relief of allergic symptoms, and also as a sedative, antiemetic, and cough suppressant. It is suitable for oral and injectable formulations.

Diphenhydramine API is manufactured and supplied by Artis Biotech | ASTANDARDS, ensuring high purity, consistent quality, and regulatory-compliant specifications. Our APIs are produced using validated processes and are suitable for research, development, and pharmaceutical manufacturing applications.

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  Diphenhydramine Hydr... API

  CAS No.: 147-24-0
  CAT No.: AS03991

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  Diphenhydramine Impu... IMPURITIES

  CAS No.: 574-42-5
  CAT No.: AS01624

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  Diphenhydramine Quat... IMPURITIES

  CAS No.: 857158-22-6
  CAT No.: AS01601

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  Diphenhydramine N-Oxide
  IMPURITIES

  CAS No.: 3922-74-5
  CAT No.: AS01595

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  Diphenhydramine Rela... IMPURITIES

  CAS No.: 53499-40-4/17471-10-2 (free base)
  CAT No.: AS01594

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  Diphenhydramine Impu... IMPURITIES

  CAS No.: 119-61-9
  CAT No.: AS00144

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