Orphenadrine and propoxyphene.
D000328:Adult; D011431:Dextropropoxyphene / Q000008:administration & dosage* / Q000009:adverse effects; D004357:Drug Synergism; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009966:Orphenadrine / Q000008:administration & dosage* / Q000009:adverse effects
D009966:Orphenadrine; D011431:Dextropropoxyphene