Effect of noscapine and codeine on the respiratory response to carbon dioxide.
D002245:Carbon Dioxide / Q000494:pharmacology*; D003061:Codeine / Q000494:pharmacology*; D009294:Narcotics; D009665:Noscapine; D012119:Respiration / Q000187:drug effects*
D009294:Narcotics; D002245:Carbon Dioxide; D009665:Noscapine; D003061:Codeine
CARBON DIOXIDE/effects; CODEINE/effects; NARCOTICS/effects; RESPIRATION/effect of drugs on