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What does it do?

Atomoxetine is used to treat ADHD (Attention Deficit Hyperactivity Disorder).

How should you take it?

Take atomoxetine regularly as directed with a glass of water.

What if you forget a dose?

Take the missed dose as soon as possible. If it is close to the time for your next dose, skip the missed dose and carry on as normal. Do not take two doses at the same time.

Can you take other medicines?

Tell your pharmacist or doctor about all medicines or treatments that you may be taking, including vitamins, herbal products or recreational drugs.

What side effects might you notice?

Side EffectsRecommended action

Suicidal thoughts

Prolonged erection (longer than four hours)

Symptoms of allergy including: skin rash, itching, swelling, trouble breathing

Seizures

Fast or irregular heartbeat, chest pain

Symptoms of liver problems including: yellow skin or eyes, itching, dark urine, pale bowel motions, abdominal pain

Tell your doctor immediately

Agitation, anxiety, mood changes

Changes in vision

Trouble peeing

Tell your doctor

Headache, trouble sleeping, drowsiness

Tremor, tingling or numbness, muscle weakness

Sweating, chills

Painful or irregular periods, hot flushing, changes in sexual function

Dry mouth, changes in taste, change of appetite or weight, constipation

Tell your doctor if troublesome

Stomach upset

Take with food

If you notice any other effects, discuss them with your doctor or pharmacist.

Other information:

  • Tell your doctor if you have liver, heart, or eye problems (e.g. glaucoma), a mood disorder, or if you have ever had a seizure.
  • Tell your doctor if you are pregnant, planning to become pregnant, or breastfeeding.
  • Atomoxetine may make you dizzy or sleepy and make it dangerous to drive, operate machinery or do other activities that require you to be alert. Limit alcohol intake because it can increase these effects.
  • Atomoxetine does not work straight away. It should start to work in about a month.

This leaflet contains important, but not all, information about this medicine.

Prepared by the PILs Committee at Christchurch Hospital, Canterbury District Health Board, New Zealand. December 2017

For more general information about this sheet and its contents, see: What does a My Medicines sheet cover?

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About My Medicines

My Medicines Patient Information Leaflets (PILs) contain important, but not all, information about the medicines they describe.

For more information about the sheets, see: What does a My Medicines sheet cover?

My Medicines is developed by a team at the Canterbury District Health Board. Our team is made up of doctors, pharmacists, and a non-medical person to help us keep to plain language. We also discuss our information with specialist health professionals or groups when needed