Pain. MSM: does it work?
D000700:Analgesics / Q000627:therapeutic use*; D004121:Dimethyl Sulfoxide; D006801:Humans; D010146:Pain / Q000188:drug therapy*; D013450:Sulfones / Q000627:therapeutic use*
D000700:Analgesics; D013450:Sulfones; C025910:dimethyl sulfone; D004121:Dimethyl Sulfoxide