Pipemidic Acid

**Semantic type:** Antibiotic|Pharmacologic Substance

**Definition:** A pyridopyrimidine antibiotic derivative of piromidic acid with activity against gram-negative bacteria, as well as some gram-positive bacteria. Pipemidic acid exhibits greater activity than piromidic acid or nalidixic acid and shows moderate activity against bacteria that are resistant to piromidic acid and nalidixic acid.

**Synonyms:** - PIPEMIDIC ACID