Morphine for severe asthma?
D000818:Animals; D001249:Asthma / Q000188:drug therapy*; D001980:Bronchi / Q000187:drug effects; D003250:Constriction; D004285:Dogs; D006801:Humans; D009020:Morphine / Q000009:adverse effects / Q000494:pharmacology / Q000627:therapeutic use*; D012121:Respiration, Artificial; D012125:Respiratory Center / Q000187:drug effects
D009020:Morphine