[Topical administration is better than oral administration].
D000284:Administration, Oral; D000287:Administration, Topical; D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000008:administration & dosage*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D004008:Diclofenac / Q000008:administration & dosage*; D006801:Humans; D007052:Ibuprofen / Q000008:administration & dosage*; D016032:Randomized Controlled Trials as Topic; D016896:Treatment Outcome
D000894:Anti-Inflammatory Agents, Non-Steroidal; D004008:Diclofenac; D007052:Ibuprofen