N,N-dimethyl-3-(2-tricyclo[9.4.0.03,8]pentadeca-1(15),3,5,7,11,13-hexaenylidene)propan-1-amine;hydrochloride; Amitriptyline Hydrochloride - API (IP); 3-(10,11-Dihydro-5H-dibenzo[a,d]cyclohepten-5-ylidene)-N,N-dimethyl-1-propanamine Hydrochloride; Adepril; Amineurin; Domical; Elavil; Endep; Euplit; Laroxyl; Tryptanol; Tryptizol; 1-Propanamine, 3-(10,11-dihydro-5H-dibenzo[a,d]cyclohepten-5-ylidene)-N,N-dimethyl-, hydrochloride; 10,11-Dihydro-N,N-dimethyl-5H-dibenzo[a,d]cycloheptene-Δ5,γ-propylamine Hydrochloride (USP)