Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
Tell your doctor if you are using any medicines that make you sleepy. These include sleeping pills, cold and allergy medicine, narcotic pain relievers, and sedatives.
Make sure your doctor knows if you are using an MAO inhibitor (MAOI) such as Eldepryl®, Marplan®, Nardil®, or Parnate®. Tell your doctor if you are using a stomach medicine such as cimetidine, famotidine, ranitidine, Pepcid®, Tagamet®, or Zantac®. Make sure your doctor knows about all other medicines you are using, including nonprescription (over-the-counter) medicines.
Do not drink alcohol while you are using this medicine.
Make sure your doctor knows if you are pregnant or breast feeding, or if you have asthma or other breathing problems. Tell your doctor if you have liver disease, heart disease, kidney disease, Addison's disease, or lung disease. Make sure your doctor knows if you have inflammatory bowel disease, enlarged prostate, or trouble urinating. Tell your doctor if you have a head injury, low thyroid hormone levels, or a history of seizures.
This medicine may be habit-forming. If you feel that the medicine is not working as well, do not use more than your prescribed dose. Call your doctor for instructions.
Do not stop using this medicine suddenly without asking your doctor. You may need to slowly decrease your dose before stopping it completely.
This medicine may make you dizzy or drowsy. Avoid driving, using machines, or doing anything else that could be dangerous if you are not alert.
This medicine may cause constipation. This is more common if you use it for a long time. Ask your doctor if you should also use a laxative to prevent and treat constipation.