title: Respiratory depression following single and repeated doses of pentazocine and pethidine.
mesh_terms: D000293:Adolescent; D000328:Adult; D002245:Carbon Dioxide / Q000097:blood; D003864:Depression, Chemical; D006801:Humans; D008297:Male; D008614:Meperidine / Q000008:administration & dosage* / Q000009:adverse effects / Q000494:pharmacology; D010100:Oxygen; D010313:Partial Pressure; D010423:Pentazocine / Q000008:administration & dosage* / Q000009:adverse effects / Q000494:pharmacology; D012119:Respiration / Q000187:drug effects*; D013147:Spirometry
chemical_list: D002245:Carbon Dioxide; D008614:Meperidine; D010423:Pentazocine; D010100:Oxygen