Question: what pill has l 421 on it?
Answer: Pill with imprint L421 is White, Round and has been identified as Medique Medi Seltzer 325 mg / 1000 mg / 1916 mg. It is supplied by Unifirst First Aid Corporation. Medique Medi-Seltzer is used in the treatment of indigestion; gas; headache and belongs to the drug class salicylates.