Imipramine (Tofranil) is a tricyclic antidepressant that is used in the treatment of depression and anxiety. Side effects such as low blood pressure
, palpitations, heart problems, disorientation, delusions, insomnia, anxiety, nightmares, tingling, numbness, incoordination, dry mouth, blurred vision, jaundice etc. can result from Tofranil use. Zantac can cause some of these side effects.