CPC Subgroup
A61K 31/185 Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids (hydroxamic acids A61K31/16; peroxy acids A61K31/327)
Full Title
Medicinal preparations containing organic active ingredients > Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids (hydroxamic acids A61K31/16; peroxy acids A61K31/327)
2 direct subcodes
Child Classifications
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- A61K 31/19 Carboxylic acids, e.g. valproic acid (salicylic acid A61K31/60)
- A61K 31/205 Amine addition salts of organic acids; Inner quaternary ammonium salts, e.g. betaine, carnitine