You should not use Strattera if you have narrow-angle glaucoma, an adrenal gland tumor, heart disease or coronary artery disease, or moderate to severe high blood pressure.
Do not use Strattera if you have taken a MAO inhibitor in the past 14 days, including isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, tranylcypromine, and others.
Strattera may cause new or worsening psychosis (unusual thoughts or behavior), especially if you have a history of depression, mental illness, or bipolar disorder.
Strattera has caused stroke, heart attack, and sudden death in people with high blood pressure, heart disease, or a heart defect.
Some young people have thoughts about suicide when they first start taking this medicine, or whenever the dose is changed. Stay alert to changes in your mood or symptoms, especially if you have ever had suicidal thoughts.
Do not use Strattera if you have used an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, tranylcypromine, and others.
You should not use this medicine if you are allergic to atomoxetine, or if you have:
- severe heart or blood vessel problems;
- narrow-angle glaucoma; or
- pheochromocytoma (tumor of the adrenal gland).
Strattera has caused stroke, heart attack, and sudden death in certain people. Tell your doctor if you have:
- heart problems or a congenital heart defect;
- high blood pressure; or
- a family history of heart disease or sudden death.
To make sure this medicine is safe for you, tell your doctor if you or anyone in your family has ever had:
- depression, mental illness, bipolar disorder, psychosis;
- suicidal thoughts or actions;
- low blood pressure; or
- liver disease.
Some young people have thoughts about suicide when first taking Strattera, or whenever the dose is changed. Your doctor should check your progress at regular visits. Your family or other caregivers should also be alert to changes in your mood or symptoms.
Get emergency medical help if you have signs of an allergic reaction to Strattera: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Report any new or worsening symptoms to your doctor, such as: anxiety, panic attacks, trouble sleeping, or if you feel impulsive, irritable, agitated, hostile, aggressive, restless, hyperactive (mentally or physically), depressed, or have thoughts about suicide or hurting yourself.
Strattera can affect growth in children. Tell your doctor if your child is not growing at a normal rate while using this medicine.
Stop using this medicine and call your doctor at once if you have:
- signs of heart problems – chest pain, trouble breathing, feeling like you might pass out;
- signs of psychosis – hallucinations (seeing or hearing things that are not real), new behavior problems, aggression, hostility, paranoia;
- liver problems – stomach pain (upper right side), itching, flu-like symptoms, dark urine, jaundice (yellowing of the skin or eyes);
- painful or difficult urination; or
- erection is painful or lasts longer than 4 hours (this is a rare side effect).
Common Strattera side effects may include:
- nausea, vomiting, upset stomach, constipation;
- dry mouth, loss of appetite;
- mood changes, insomnia, feeling tired;
- increased sweating;
- urination problems; or
- impotence, trouble having an erection.