The word "mydrin" can be confusing in terms of spelling as it is not a commonly used word in English. However, its pronunciation can be explained through the International Phonetic Alphabet (IPA) phonetic transcription. The correct pronunciation of "mydrin" is /ˈmɪdrɪn/. The phonetic symbols /ɪ/ and /r/ represent the sounds of the short "i" and the rolled "r" respectively. This transcription should help people to accurately pronounce the word "mydrin" in conversation.
Trade name of a mixture of homatropine and ephedrine, a white powder causing temporary dilatation of the pupil when instilled in doses of 2 drops of a 10 per cent. aqueous solution.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.