Sulphamethoxazole-trimethoprim: the first two years.
D004357:Drug Synergism; D005493:Folic Acid Antagonists / Q000097:blood / Q000627:therapeutic use*; D006801:Humans; D007408:Intestinal Absorption; D008826:Microbial Sensitivity Tests; D011743:Pyrimidines / Q000097:blood / Q000627:therapeutic use*; D012141:Respiratory Tract Infections / Q000188:drug therapy; D012749:Sexually Transmitted Diseases / Q000188:drug therapy; D013420:Sulfamethoxazole / Q000097:blood / Q000627:therapeutic use*; D014552:Urinary Tract Infections / Q000188:drug therapy
D005493:Folic Acid Antagonists; D011743:Pyrimidines; D013420:Sulfamethoxazole