CPC Subgroup
A61K 31/402 1-aryl substituted, e.g. piretanide
Full Title
Medicinal preparations containing organic active ingredients > Heterocyclic compounds > having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins > having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil > 1-aryl substituted, e.g. piretanide