title: Anesthesia for cataract surgery.
mesh_terms: D002387:Cataract Extraction; D003975:Diazepam / Q000008:administration & dosage; D005283:Fentanyl / Q000008:administration & dosage; D006919:Hydroxyzine / Q000008:administration & dosage; D007273:Injections, Intramuscular; D009407:Nerve Block; D011292:Premedication / Q000379:methods*
chemical_list: D006919:Hydroxyzine; D003975:Diazepam; D005283:Fentanyl