doxepin molecular structure, tricyclic antidepressant, ball and stick 3d model, structural chemical formula with colored atoms

doxepin tricyclic antidepressant tca depressive disorder anxiety disorders chronic hives insomnia molecule molecular structure chemical formula 3d c19h21no model alpha1 blockers alpha2 antihistamines cyp2d6 inhibitors d2 antagonists dibenzoxepins dimethylamino compounds embryotoxicants hypnotics muscarinic sedatives depression treatment atomic research science atom carbon pharmacology chemistry medical medicine pharmaceutical drug skeletal brain disease health care