Get emergency medical help if you have signs of an allergic reaction to nortriptyline: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Report any new or worsening symptoms to your doctor, such as: mood or behavior changes, anxiety, panic attacks, trouble sleeping, or if you feel impulsive, irritable, agitated, hostile, aggressive, restless, hyperactive (mentally or physically), more depressed, or have thoughts about suicide or hurting yourself.
Call your doctor at once if you have:
blurred vision, tunnel vision, eye pain or swelling, or seeing halos around lights;
restless muscle movements in your eyes, tongue, jaw, or neck;
a light-headed feeling, like you might pass out;
seizure (convulsions);
new or worsening chest pain, pounding heartbeats or fluttering in your chest;
sudden numbness or weakness, problems with vision, speech, or balance;
fever, sore throat, easy bruising, unusual bleeding;
painful or difficult urination; or
jaundice (yellowing of the skin or eyes).
Seek medical attention right away if you have symptoms of serotonin syndrome, such as: agitation, hallucinations, fever, sweating, shivering, fast heart rate, muscle stiffness, twitching, loss of coordination, nausea, vomiting, or diarrhea.
Common nortriptyline side effects may include:
increased blood pressure;
numbness or tingling in your hands or feet;
dry mouth, nausea, vomiting, loss of appetite;
blurred vision;
rash, itching; or
breast swelling (in men or women).
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
 Nortriptyline side effects (more detail)
