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Prescription tablet taken by moutha selective serotonin reuptake inhibitor (SSRI), a type of antidepressant medicine

Citalopram

Citalopram Hydrobromide · Say it: sye-TAL-oh-pram

Citalopram is a prescription antidepressant tablet used to treat major depressive disorder in adults. It carries a boxed warning about suicidal thoughts and behaviors.

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⬛ Boxed warning (the FDA's strongest warning)

The boxed warning says that antidepressants increased the risk of suicidal thoughts and behaviors in children, teens, and young adults in short-term studies. All people taking antidepressants should be closely watched for worsening mood and for new suicidal thoughts or behaviors. The label says citalopram is not approved for use in pediatric patients.

Used for

The label says citalopram is used to treat major depressive disorder (MDD), a type of depression, in adults. The label also says it is not approved for use in children.

Comes as

40 mg white, capsule-shaped, film-coated, scored tablets (debossed with 'A' on one side and a score line between '0' and '7' on the other)

Common side effects

Ejaculation disorder, mainly delayed ejaculation. The label names this as the most common side effect seen in clinical trials., Nausea. The label lists nausea among the side effects that led some people to stop treatment in trials.

Key facts
Generic nameCitalopram Hydrobromide
Brand names—
Type of medicinea selective serotonin reuptake inhibitor (SSRI), a type of antidepressant medicine
How it is soldPrescription tablet taken by mouth
Comes as40 mg white, capsule-shaped, film-coated, scored tablets (debossed with 'A' on one side and a score line between '0' and '7' on the other)
Routeoral
Boxed warningYes, see below
Label date2026-09-04

💊 What is Citalopram used for?

  • The label says citalopram is used to treat major depressive disorder (MDD), a type of depression, in adults. The label also says it is not approved for use in children.

How it works

The label describes citalopram as a selective serotonin reuptake inhibitor (SSRI). It does not explain in detail how the medicine works in the body.

How it is usually taken

  • The label says citalopram is taken once a day, with or without food. Your prescriber sets the starting dose and any later changes. The label says that when treatment is stopped, the dose is usually reduced gradually rather than stopped all at once when possible. Follow the instructions from your prescriber or pharmacist.

Comes as

  • 40 mg white, capsule-shaped, film-coated, scored tablets (debossed with 'A' on one side and a score line between '0' and '7' on the other)

⚠️ Citalopram side effects

Common side effects

  • Ejaculation disorder, mainly delayed ejaculation. The label names this as the most common side effect seen in clinical trials.
  • Nausea. The label lists nausea among the side effects that led some people to stop treatment in trials.

Get medical help right away if

  • Get medical help right away if you have thoughts about suicide or dying.
  • Get medical help right away if you have attempts to commit suicide.
  • Get medical help right away if you have new or worse depression.
  • Get medical help right away if you feel very agitated or restless.
  • Get medical help right away if you have trouble sleeping (insomnia).
  • Get medical help right away if you act aggressive, become angry, or are violent.
  • Get medical help right away if you have an extreme increase in activity or talking (mania).
  • Get medical help right away if you have new or worse anxiety or panic attacks.
  • Get medical help right away if you act on dangerous impulses.
  • Get medical help right away if you have new or worse irritability or other unusual changes in behavior or mood.
  • Get medical help right away if you have signs of serotonin syndrome, a serious reaction the label links to this medicine, especially when taken with other serotonin-affecting medicines.
  • Get medical help right away if you have an allergic reaction. The label says reactions have included angioedema and anaphylaxis.

🛑 Who should not take Citalopram, and who should be careful

The label says not to take it if

Tell your doctor before taking it if

  • Tell your provider if you have or have a family history of suicide, depression, bipolar disorder, mania, or hypomania. The label says your provider should screen for bipolar disorder before starting.
  • Tell your provider if you have an abnormal heart rhythm called QT prolongation, or heart problems such as a heart attack, heart failure, abnormal heart rhythm, or long QT syndrome.
  • Tell your provider if you have low potassium, magnesium, or sodium levels in your blood.
  • Tell your provider if you have or had bleeding problems.
  • Tell your provider if you have or had seizures (convulsions).
  • Tell your provider if you have glaucoma (high pressure in the eye).
  • Tell your provider if you have or had kidney or liver problems.
  • Tell your provider if you are pregnant, plan to become pregnant, or are breastfeeding or plan to breastfeed.

🔀 Citalopram with other medicines, food and alcohol

The label says to discuss these with your doctor or pharmacist

  • Monoamine oxidase inhibitors (MAOIs), including linezolid and intravenous methylene blue. These are not allowed with citalopram.
  • Pimozide. Citalopram is not allowed with this medicine.
  • Medicines that prolong the QT interval. The label says to avoid these where possible, and it lists CYP2C19 inhibitors as needing a lower maximum dose.
  • Other serotonin-affecting medicines, such as other SSRIs, SNRIs, triptans, tricyclic antidepressants, opioids (including tramadol, fentanyl, meperidine, and methadone), lithium, buspirone, amphetamines, tryptophan, and St. John's Wort. These can raise the risk of serotonin syndrome.
  • Medicines that affect blood clotting, such as aspirin, NSAIDs, other antiplatelet drugs, and warfarin or other anticoagulants. These may increase the risk of bleeding.
  • Diuretics, gatifloxacin or moxifloxacin, and antiarrhythmic medicines are also listed in the label as medicines to discuss with your provider.
  • Tell your provider about all prescription and over-the-counter medicines, vitamins, and herbal supplements you take.

Alcohol and food

The label says citalopram can be taken with or without food. The label does not give specific alcohol instructions in the sections provided, but it notes that overdose risks are higher when alcohol is also involved.

🤰 Citalopram in pregnancy and breastfeeding

Pregnancy

The label says citalopram may harm an unborn baby. Taking it late in pregnancy may lead to an increased risk of certain problems in the newborn, including persistent pulmonary hypertension of the newborn (PPHN) and poor neonatal adaptation. The label also says untreated depression during pregnancy carries its own risks, so the benefits and risks should be discussed with your provider. The label mentions a National Pregnancy Registry for Antidepressants, which can be reached at 1-844-405-6185 or https://womensmentalhealth.org/research/pregnancyregistry/antidepressants.

Breastfeeding

The label says it is not known whether citalopram passes into breast milk. Talk with your provider about the best way to feed your baby. The label says to call your provider right away if a breastfed baby becomes sleepy or fussy, or is not feeding or gaining weight well.

🗓️ Storage, missed doses and taking too much

Storage

The label says to store at 20 to 25 degrees C (68 to 77 degrees F). Short temperature changes between 15 and 30 degrees C (59 and 86 degrees F) are permitted.

If a dose is missed

The label does not say.

If too much is taken

The label says overdose has been reported to cause seizures, which may be delayed, and altered mental status including coma. It can also cause heart problems such as QRS and QTc interval prolongation, wide complex tachyarrhythmias, and torsade de pointes. High blood pressure is most common, though low blood pressure can occur, sometimes with alcohol or other substances. Serotonin syndrome may occur, with a higher risk when other serotonin-affecting drugs are involved. The label recommends prolonged cardiac monitoring after overdose and says activated charcoal may be considered if treatment is started early. Seek emergency medical help right away if an overdose is suspected.

🗒️ Questions to ask about Citalopram

🎯 Check what you understood

1. According to the summary, what is citalopram used to treat?

2. Which medicine is listed as one citalopram must never be used with?

3. What does the boxed warning say about children, teens, and young adults?

❓ Citalopram: frequently asked questions

Can I take citalopram with or without food?

The label says citalopram is given once daily with or without food. Follow the instructions from your prescriber or pharmacist.

Is citalopram approved for children?

The label says citalopram is not approved for use in pediatric patients. The label also says it is not known if citalopram is safe and effective for use in children.

What is the most common side effect?

The label says ejaculation disorder, mainly delayed ejaculation, is the most common adverse reaction seen in clinical trials.

Can citalopram be used with an MAOI?

No. The label says citalopram is contraindicated in people taking an MAOI, and at least 14 days must pass after stopping citalopram before starting an MAOI.

Why should the dose be reduced gradually when stopping?

The label says adverse reactions may occur when citalopram is discontinued, so the dose should be reduced gradually rather than stopped abruptly whenever possible.

🧪 Tests and reports linked to Citalopram

The label text mentions these. If you have one of these reports, get every line of it explained.

📖 Medical words used on this page

  • Allergic reaction

    An allergic reaction is when the immune system overreacts to something harmless, such as a medicine or food, causing symptoms from a rash to swelling.

  • Anaphylaxis

    Anaphylaxis is a severe, whole-body allergic reaction that comes on fast and is a medical emergency needing urgent help.

  • Angioedema

    Angioedema is swelling deep under the skin, often of the lips, face, tongue or throat. Swelling of the throat or tongue needs emergency help.

  • Antibiotic

    An antibiotic is a medicine that kills bacteria or stops them growing; it treats bacterial infections, not viral ones like colds or flu.

  • Anticoagulant

    An anticoagulant is a medicine that slows blood clotting, used to prevent or treat harmful clots. It raises the risk of bleeding.

  • Antidepressant

    An antidepressant is a medicine used to treat depression, and often anxiety, pain and other conditions, by acting on chemical messengers in the brain.

  • Antiplatelet

    An antiplatelet is a medicine, such as aspirin or clopidogrel, that stops platelets clumping together to form clots in arteries.

  • Arrhythmia

    An arrhythmia is a heartbeat that is too fast, too slow or irregular, because the heart's electrical signals are not working in their usual pattern.

  • Bilateral and unilateral

    Bilateral means on both sides of the body and unilateral means on one side only, and reports usually also name the side.

  • Boxed warning

    A boxed warning is the strongest safety warning on a US medicine label, printed in a box, about a serious or life-threatening risk.

  • Contraindication

    A contraindication is a reason not to use a particular medicine, test or procedure for a person because it could cause harm.

  • CYP2C19

    CYP2C19 is a liver enzyme that processes several medicines, including clopidogrel; how active it is depends partly on your genes.

  • Diuretic

    A diuretic is a medicine that helps the kidneys remove extra salt and water from the body, so you pass more urine.

  • Exacerbation

    An exacerbation is a flare-up: a period when a long-term condition, such as asthma, COPD or hepatitis, suddenly gets worse.

📖 Medical words on this page

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Source: official FDA drug label (label updated 2026-09-04). Read the full label on DailyMed

MedicDecode explains the official label in plain words. It is not medical advice and does not replace your doctor or pharmacist. Never start, stop or change a medicine because of what you read here.