this study examined widely advertised interactions between sympathomimetic amine vasoconstrictors currently used in dental local anesthetic solutions and mao inhibitors ( phenelzine , 5 mg/kg ) , phenothiazines ( chlorpromazine , 2 mg/kg ) , and tricyclic antidepressants ( desipramine , 2 mg/kg ) .
C0031436
phenothiazines
C0008286
chlorpromazine