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atomoxetine vs desipramine

Side-by-side comparison of atomoxetine and desipramine. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.

minor Known Drug Interaction

CYP2D6 Substrate (e.g., Desipramine) — Coadministration of atomoxetine (40 or 60 mg BID for 13 days) with desipramine, a model compound for CYP2D6 metabolized drugs (single dose of 50 mg), did not alter the pharmacokinetics of desipramine.

Recommendation: No dosage changes are usually needed when taking these two medications together.

Drug Class
atomoxetine Selective Norepinephrine Reuptake Inhibitor
desipramine Tricyclic Antidepressant (TCA)
Type
atomoxetine Prescription
desipramine Prescription
Summary
atomoxetine

Atomoxetine (Strattera) is a medicine that can help people with Attention-Deficit/Hyperactivity Disorder (ADHD). It works by affecting a chemical in the brain called norepinephrine.

desipramine

Desipramine is a medicine used to treat depression. It belongs to a class of drugs called tricyclic antidepressants.

What It Treats
atomoxetine

Atomoxetine is used to treat Attention-Deficit/Hyperactivity Disorder (ADHD). ADHD can cause you to be hyperactive, impulsive, and have trouble paying attention. This medicine can help you focus, be less impulsive, and feel calmer. It is for both kids and adults.

desipramine

Desipramine is used to treat depression. Depression can cause feelings of sadness, loss of interest, and trouble functioning in daily life. This medicine can help improve your mood and overall well-being.

How It Works
atomoxetine

Atomoxetine works by increasing the amount of norepinephrine in your brain. Norepinephrine is a chemical that helps you pay attention and control your impulses. By increasing norepinephrine, atomoxetine can improve ADHD symptoms.

desipramine

Desipramine works by affecting certain chemicals in the brain. It helps to increase the levels of norepinephrine. This can improve mood and reduce symptoms of depression.

Common Side Effects
atomoxetine
  • Feeling sick to your stomach
  • Throwing up
  • Feeling tired
  • Not feeling hungry
  • Belly pain
desipramine
  • Drowsiness
  • Dizziness
  • Dry mouth
  • Constipation
  • Blurred vision
FAERS Reports
atomoxetine
  • Feeling sick to your stomach 431
  • Head pain 407
  • Feeling tired 401
  • The health problem got worse 395
  • High blood pressure 388
desipramine
  • Tiredness 119
  • Death by suicide 116
  • Feeling sick to your stomach 77
  • Head pain 70
  • Gaining weight 68
Serious Warnings
atomoxetine

Atomoxetine can increase the risk of suicidal thoughts in children and teenagers. Watch carefully for worsening mood or any unusual changes in behavior. Tell your doctor right away if you have any suicidal thoughts or feelings.

desipramine

Antidepressants may increase the risk of suicidal thoughts or actions in children, teens, and young adults. Watch for worsening depression, unusual behavior, or thoughts of suicide. Desipramine is not approved for use in children.

Pregnancy
atomoxetine

Tell your doctor if you are pregnant or plan to become pregnant. It is not known if atomoxetine will harm your unborn baby. There is a pregnancy registry for women who take ADHD medicines during pregnancy. Talk to your doctor about how to register.

desipramine

Tell your doctor if you are pregnant or plan to become pregnant. Desipramine may affect your baby. Talk to your doctor about the risks and benefits of taking this medicine while pregnant or breastfeeding.

Also Compare, Nearby Drugs

How to Read This atomoxetine vs desipramine Comparison

atomoxetine is classified in the Selective Norepinephrine Reuptake Inhibitor drug class, while desipramine sits within the Tricyclic Antidepressant (TCA) class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.

Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, atomoxetine has 2,022 submissions while desipramine has 450. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known minor interaction flagged in FDA labeling, attributed to atomoxetine does not change how the body processes desipramine, even though both drugs use the same liver enzyme.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.

A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between atomoxetine and desipramine - always consult your physician or pharmacist first.

Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.