Incompatibility of diphenhydramine hydrochloride (benadryl) with meglumine iodipamide (cholografin)

Research output: Contribution to journalArticle


Diphenhydramine hydrochloride (Benadryl) and meglumine iodipamide (Cholografin) were mixed in varying proportions and found to consistently form a dense amorphous precipitate. This is not mentioned in the package insert of either agent. All physicians who administer these compounds should be aware of this phenomenon.

Original languageEnglish (US)
Pages (from-to)224-225
Number of pages2
Issue number1
Publication statusPublished - 1975
Externally publishedYes


ASJC Scopus subject areas

  • Radiological and Ultrasound Technology

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