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A semisynthetic penicillin that is stable even in high humidity, resists destruction by gastric juice, and is therefore effective when taken orally.
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|Noun||1.||penicillin V - a crystalline penicillin similar in action to penicillin G but more resistant to the action of gastric acids|
penicillin - any of various antibiotics obtained from Penicillium molds (or produced synthetically) and used in the treatment of various infections and diseases