Tres-Orix Forte is used to relieve symptoms associated with chronic and seasonal allergic rhinitis, as well as vasomotor rhinitis. Tres-Orix Forte also treats skin allergies and many other allergic diseases. Tres-Orix Forte also helps improve appetite and treat anemia. This medicine is an effective combination of cyproheptadine hydrochloride and vitamin B complex to treat loss of appetite and allergies.