[A new nicotinic acid ester of morphine as an analgesic in preparation for otorhinolaryngological surgery].
D000700:Analgesics; D009022:Morphine Derivatives; D009525:Niacin / Q000031:analogs & derivatives; D009539:Nicotinic Acids; D010036:Otolaryngology / Q000601:surgery*
D000700:Analgesics; D009022:Morphine Derivatives; D009539:Nicotinic Acids; D009525:Niacin
MORPHINE/related compounds; NICOTINIC ACID/related compounds; OTORHINOLARYNGOLOGY/surgery