Generic Name: paroxetine (pa ROX a teen)
Brand Name: Brisdelle, Paxil, Paxil CR, Pexeva
What is Paxil CR (paroxetine)?
Paroxetine is an antidepressant in a group of drugs called selective serotonin reuptake inhibitors (SSRIs). Paroxetine affects chemicals in the brain that may be unbalanced in people with depression, anxiety, or other disorders.
Paroxetine is used to treat depression, obsessive-compulsive disorder, anxiety disorders, post-traumatic stress disorder (PTSD), and premenstrual dysphoric disorder (PMDD).
The Brisdelle brand of paroxetine is used to treat hot flashes related to menopause. Brisdelle is not for treating any other conditions.
Paroxetine may also be used for purposes not listed in this medication guide.
What is the most important information I should know about Paxil CR (paroxetine)?
You should not use paroxetine if you are also taking pimozide or thioridazine, or if you are being treated with methylene blue injection. Do not start or stop taking this medicine during pregnancy without your doctor's advice.
Do not use paroxetine if you have used an MAO inhibitor in the past 14 days, such as isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, or tranylcypromine.
Some young people have thoughts about suicide when first taking an antidepressant. Stay alert to changes in your mood or symptoms. Report any new or worsening symptoms to your doctor
Do not give paroxetine to anyone younger than 18 years old without the advice of a doctor.
What should I discuss with my healthcare provider before taking Paxil CR (paroxetine)?
You should not use this medicine if you are allergic to paroxetine, or if:
you are also taking pimozide or thioridazine; or
you are being treated with methylene blue injection.
Do not use an MAO inhibitor within 14 days before or after you take paroxetine. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, phenelzine, rasagiline, selegiline, and tranylcypromine. After you stop taking paroxetine you must wait at least 14 days before you start taking an MAO inhibitor.
To make sure paroxetine is safe for you, tell your doctor if you have:
heart disease, high blood pressure, history of stroke;
liver or kidney disease;
a bleeding or blood clotting disorder;
seizures or epilepsy;
bipolar disorder (manic depression), or a history of drug abuse or suicidal thoughts;
narrow-angle glaucoma; or
low levels of sodium in your blood.
Some young people have thoughts about suicide when first taking an antidepressant. 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.
Taking an SSRI antidepressant during pregnancy may cause serious lung problems or other complications in the baby. However, you may have a relapse of depression or other treated condition if you stop taking your antidepressant. Tell your doctor right away if you become pregnant. Do not start or stop taking this medicine during pregnancy without your doctor's advice.
Paroxetine can pass into breast milk and may harm a nursing baby. You should not breast-feed while using this medicine.
Do not give paroxetine to anyone younger than 18 years old without the advice of a doctor. Paroxetine is not approved for treating depression in children.
How should I take Paxil CR (paroxetine)?
Follow all directions on your prescription label. Your doctor may occasionally change your dose to make sure you get the best results. Do not take this medicine in larger or smaller amounts or for longer than recommended.
Do not crush, chew, or break an extended-release tablet. Swallow it whole.
Shake the oral suspension (liquid) well just before you measure a dose. Measure liquid medicine with the dosing syringe provided, or with a special dose-measuring spoon or medicine cup. If you do not have a dose-measuring device, ask your pharmacist for one.
It may take up to 4 weeks before your symptoms improve. Keep using the medication as directed and tell your doctor if your symptoms do not improve.
Do not stop using paroxetine suddenly, or you could have unpleasant withdrawal symptoms. Ask your doctor how to safely stop using paroxetine. Follow your doctor's instructions about tapering your dose.
Store at room temperature away from moisture, heat, and light.
What happens if I miss a dose?
Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.
What happens if I overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. An overdose of paroxetine can be fatal.
What should I avoid while taking Paxil CR (paroxetine)?
Drinking alcohol with this medicine can cause side effects.
Ask your doctor before taking a nonsteroidal anti-inflammatory drug (NSAID) for pain, arthritis, fever, or swelling. This includes aspirin, ibuprofen (Advil, Motrin), naproxen (Aleve), celecoxib (Celebrex), diclofenac, indomethacin, meloxicam, and others. Using an NSAID with paroxetine may cause you to bruise or bleed easily.
Paroxetine may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert.
Paxil CR (paroxetine) side effects
Get emergency medical help if you have signs of an allergic reaction: skin rash or hives; difficulty 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:
racing thoughts, decreased need for sleep, unusual risk-taking behavior, feelings of extreme happiness or sadness, being more talkative than usual;
blurred vision, tunnel vision, eye pain or swelling, or seeing halos around lights;
unusual bone pain or tenderness, swelling or bruising;
changes in weight or appetite;
easy bruising, unusual bleeding (nose, mouth, vagina, or rectum), coughing up blood;
high levels of serotonin in the body--agitation, hallucinations, fever, fast heart rate, overactive reflexes, nausea, vomiting, diarrhea, loss of coordination, fainting;
low levels of sodium in the body--headache, confusion, slurred speech, severe weakness, loss of coordination, feeling unsteady;
severe nervous system reaction--very stiff (rigid) muscles, high fever, sweating, confusion, fast or uneven heartbeats, tremors, fainting; or
severe skin reaction--fever, sore throat, swelling in your face or tongue, burning in your eyes, skin pain, followed by a red or purple skin rash that spreads (especially in the face or upper body) and causes blistering and peeling.
Common side effects may include:
weakness, drowsiness, dizziness;
sweating, anxiety, shaking;
sleep problems (insomnia);
loss of appetite, constipation;
dry mouth, yawning; or
decreased sex drive, impotence, or difficulty having an orgasm.
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.
See also: Side effects (in more detail)
What other drugs will affect Paxil CR (paroxetine)?
Taking this medicine with other drugs that make you sleepy can worsen this effect. Ask your doctor before taking paroxetine with a sleeping pill, narcotic pain medicine, muscle relaxer, or medicine for anxiety, depression, or seizures.
Tell your doctor about all your current medicines and any you start or stop using, especially:
atomoxetine, cimetidine (Tagamet), metoprolol, procyclidine, St. John's wort, tamoxifen;
tryptophan (sometimes called L-tryptophan);
a blood thinner (warfarin, Coumadin, Jantoven);
heart rhythm medicine;
HIV or AIDS medications;
narcotic pain medicine--fentanyl, tramadol;
medicine to treat mood disorders, thought disorders, or mental illness--such as lithium, other antidepressants, or antipsychotics;
migraine headache medicine--sumatriptan, rizatriptan, zolmitriptan, and others; or
seizure medicine--carbamazepine, phenytoin.
This list is not complete. Other drugs may interact with paroxetine, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed in this medication guide.
More about Paxil CR (paroxetine)
Related treatment guides
Where can I get more information?
- Your pharmacist can provide more information about paroxetine.
- Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
- Disclaimer: Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.
Copyright 1996-2012 Cerner Multum, Inc. Version: 25.01.
Date modified: November 30, 2016
Last reviewed: March 10, 2016