Chemo Drugs manufactures Amitriptyline Pharmaceutical Tablets for Treatment of Depression. Chemo Drugs is an ISO 9001:2000 certified company. The Amitriptyline Pharmaceutical Tablets is used for treatment of major depression, as well as clinical/endogenous depression and also involutional melancholia. The dosages for adults are 25 to 150 mg daily, with half this dose initially for elderly or adolescent patients. The dosages for children between the ages of 7 to 10 years are of 10 to 20 mg; older children 25 to 50 mg at night. Amitriptyline Tablets is also used in ankylosing spondylitis for pain relief. It is also used as a preventive for patients with recurring biliary dyskinesia [sphincter of Oddi dysfunction], usually 10 mg daily.