CPC Subgroup
A61K 31/215 of carboxylic acids
Full Title
Medicinal preparations containing organic active ingredients > Esters, e.g. nitroglycerine, selenocyanates > of carboxylic acids
4 direct subcodes
Child Classifications
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- A61K 31/216 of acids having aromatic rings, e.g. benactizyne, clofibrate
- A61K 31/22 of acyclic acids, e.g. pravastatin
- A61K 31/235 having an aromatic ring attached to a carboxyl group
- A61K 31/25 with polyoxyalkylated alcohols, e.g. esters of polyethylene glycol