DIFF Subgroup
A61K 31/131 acyclic
Introduced: January 2000
Full Title
Full titles differ between systems:
IPC:
Medicinal preparations containing organic active ingredients > Amines, e.g. amantadine > acyclic
CPC:
Medicinal preparations containing organic active ingredients > Amines > acyclic
No child classifications to compare. This is a leaf node in both IPC and CPC.