Renal contribution to overall metabolism of drugs III: Metabolism of p-aminobenzoic acid
โ Scribed by Suk Han Wan; Bernd Von Lehmann; Sidney Riegelman
- Publisher
- John Wiley and Sons
- Year
- 1972
- Tongue
- English
- Weight
- 566 KB
- Volume
- 61
- Category
- Article
- ISSN
- 0022-3549
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โฆ Synopsis
The metabolic processes involved in the conversion of p-aminobenzoic acid to p-acetamidobenzoic acid, p-aminohippuric acid, and p-acetarnidohippuric acid in the rabbit were reanalyzed. The contribution made by the kidney to the overall metabolism was estimated from analysis of clearance data.
Keyphrases .Q p-Aminobenzoic acid-metabolism, disposition kinetics, reevaluation of contribution of kidney to clearance c] p-Acetamidobenzoic acid as p-aminobenzoic acid metabolite-renal metabolism and clearance, apparent clearance, role of kidney reevaluated 0 p-Aminohippuric acid as p-aminobenzoic acid metabolite-renal metabolism and clearance, apparent clearance, role of kidney reevaluated 0 p-Acetamidohippuric acid as p-aminobenzoic acid metabolite-renal metabolism and clearance, apparent clearance, role of kidney reevaluated 0 Drug metabolismrole of kidney in p-aminobenzoic acid metabolism reevaluated from analysis of clearance data p-Aminobenzoic acid occurs widely in nature and has been the subject of much interest since the discovery that it antagonizes the action of sulfonamides. It
๐ SIMILAR VOLUMES
The kinetics of biotransformation of benzoic acid t o hippuric acid during infusion in animals were studied a t steady state. The contributions to the glycine conjugation of benzoic acid made by the kidney in contrast to the body as a wh.ole were quantified by the utilization of apparent clearances,
The metabolic kinetics of p-aminobenzoic acid (PABA) in rabbits was studied. PABA is predominantly metabolized by acetylation and glycine conjugation to form p-acetamidobenzoic acid (PAABA), p-aminohippuric acid (PAHA), and p-acetamidohippuric acid (PAAHA). After PABA IV administration (20 mg/kg) to