#antiemetic_drug__antiemetic  a drug that prevents or alleviates nausea and vomiting
  supertype:  #medicament__medicine__medication__medicinal_drug__medicinaldrug  something that treats or prevents or alleviates the symptoms of disease
  subtype:  #dimenhydrinate__Dramamine  antihistamine and antiemetic (trade name Dramamine) used to treat motion sickness
  subtype:  #Emetrol  trade name for an antiemetic drug that has a mint flavor
  subtype:  #prochlorperazine  antipsychotic and antiemetic drug used to treat schizophrenia and to combat nausea and vomiting
  subtype:  #promethazine__Phenergan  antihistamine (trade name Phenergan) used to treat allergies; also an antiemetic used to treat motion sickness

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