Let's take a minute to talk about your medication. This is nortriptyline. It helps treat depression. It may have other uses, too. This medicine may take several weeks to start working. Nortriptyline is often taken once daily. You should take it exactly as your doctor tells you to. Most people tolerate this medicine well. Common side effects include a dry mouth, nausea, constipation or blurred vision. You could also feel drowsy or dizzy. So, wait until you know how it affects you before doing activities that require you to be alert, like driving. These effects are normal if they are mild, and should go away. Nortriptyline can make your skin sensitive to sunlight. You should protect your skin from the sun. Also, medicines for depression may cause an occasional sexual problem. If these or other side effects become reasons you want to stop taking this medication, please talk to your doctor or pharmacist. But, do not stop taking it, unless your doctor tells you to. As with any medicine, more serious side effects can occur. You should read the 'Medication Guide' for full information. It is important to know that medicines that treat depression can cause possible thoughts of suicide. It is important to watch for these changes, especially in children and young adults. Get medical help right away if you notice troublesome behaviors, thoughts or actions. Drug interactions can occur. You should check with your doctor or pharmacist before taking other medicines. Also, you should not drink alcohol. Women must talk to their doctors before becoming pregnant or breastfeeding while taking this medicine. For best results with nortriptyline, ask a friend or family member to help determine how it is working for you.