Not quite right?
"Search similar patterns."
D________________
Definitions
an anticonvulsant drug (trade name Dilantin) used to treat epilepsy and that is not a sedative
Word origin
From di- (“2”) + phenyl + hydantoin.
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer0 curated clues
No curated clues for diphenylhydantoin yet.