Important Notice: The Drugs.com international database is in BETA release. This means it is still under development and may contain inaccuracies. It is not intended as a substitute for the expertise and judgement of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that the use of any medication in any country is safe, appropriate or effective for you. Consult with your healthcare professional before taking any medication.. Betadorm-D. Betadorm-D may be available in the countries listed below. Ingredient matches for Betadorm-D Diphenhydramine. Diphenhydramine hydrochloride (a derivative of Diphenhydramine) is reported as an ingredient of Betadorm-D in the following countries:. Betadorm D drug manufacturers and companies such as Woelm Pharma. Betadorm D active ingredients, usages, indications, composition, dosages and other pharmaceutical product information..