a double-blind , cross-over trial was made of three analgesic preparations -- paracetamol , paracetamol with caffeine ( finimal ) and aspirin in the relief of postoperative pain in 72 orthopedic inpatients and in 144 ambulatory outpatients suffering form common idiopathic headache .
C0000970
paracetamol
C0360470
paracetamol