Veniz is the brand name of a drug called venlafaxine. It is a very potent medicine and is to be used only in major depression and not for sleep disorder. It has a very large number of side effects including suicidal tendency, homicidal ideation, loss of sleep (hence can not be given in sleep disorder), nervousness, liver damage, emotional outbursts, agitation, hostility, panic disorder, weight gain and rarely life threatening rhabdomyolysis (muscle damage leading to multi organ failure) and neuroleptic malignant syndrome.
It may interaction with erythromycin when given concurrently.
Trinicalm plus is the brand name of a combination medicine that contains two active ingredients: trifluoperzine and trihexyphenidyl. It is meant for use in core symptoms of schizophrenia. It is not indicated for sleep disorder. Its side effects include: loss of sleep, eye problems, menstrual disorders, liver damage etc.