How many letters does the top answer for “an anticoagulant drug that has now been largely replaced by warfarin” have?

The most common answer is dicoumarol (10 letters).

Crossword clue: an anticoagulant drug that has now been largely replaced by warfarin

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

dicoumarol 10 letters wn-def

an anticoagulant drug that has now been largely replaced by warfarin

dicumarol 9 letters wn-def

an anticoagulant drug that has now been largely replaced by warfarin