title: Compulsive gnawing.
mesh_terms: D006916:5-Hydroxytryptophan / Q000494:pharmacology; D000818:Animals; D001058:Apomorphine / Q000494:pharmacology; D001522:Behavior, Animal / Q000187:drug effects*; D001545:Benserazide / Q000494:pharmacology; D003913:Dextroamphetamine / Q000494:pharmacology; D004295:Dihydroxyphenylalanine / Q000494:pharmacology; D004298:Dopamine / Q000494:pharmacology; D007490:Iproniazid / Q000494:pharmacology; D007980:Levodopa / Q000494:pharmacology; D008297:Male; D008750:Methyldopa / Q000494:pharmacology; D008781:Methyltyrosines / Q000494:pharmacology; D051381:Rats; D012701:Serotonin / Q000494:pharmacology; D013329:Structure-Activity Relationship; D013997:Time Factors
chemical_list: D008781:Methyltyrosines; D012701:Serotonin; D007980:Levodopa; D008750:Methyldopa; D004295:Dihydroxyphenylalanine; D001545:Benserazide; D006916:5-Hydroxytryptophan; D007490:Iproniazid; D001058:Apomorphine; D003913:Dextroamphetamine; D004298:Dopamine