Take amitriptyline exactly as prescribed by your doctor. Do not take in larger or smaller amounts or for longer than recommended. Follow the directions on your prescription label.
If you need surgery, tell the surgeon ahead of time that you are using amitriptyline. You may need to stop using the medicine for a short time. Do not stop using amitriptyline suddenly, or you could have unpleasant withdrawal symptoms. Ask your doctor how to avoid withdrawal symptoms when you stop using amitriptyline. It may take up to 4 weeks before your symptoms improve. Keep using the medication as directed and tell your doctor if your symptoms do not improve after 4 weeks of treatment.
Store amitriptyline at room temperature away from moisture, heat, and light.