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Remeron

Generic Name: Mirtazapine Tablets (mir TAZ a peen)
Brand Name: Remeron

Medically reviewed on July 4, 2018

Warning

  • Drugs like this one have raised the chance of suicidal thoughts or actions in children and young adults. The risk may be greater in people who have had these thoughts or actions in the past. All people who take Remeron (mirtazapine tablets) need to be watched closely. Call the doctor right away if signs like low mood (depression), nervousness, restlessness, grouchiness, panic attacks, or changes in mood or actions are new or worse. Call the doctor right away if any thoughts or actions of suicide occur.
  • This medicine is not approved for use in children. Talk with the doctor.

Uses of Remeron:

  • It is used to treat low mood (depression).
  • It may be given to you for other reasons. Talk with the doctor.

What do I need to tell my doctor BEFORE I take Remeron?

  • If you have an allergy to mirtazapine or any other part of Remeron (mirtazapine tablets).
  • If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
  • If you are taking any of these drugs: Diazepam, linezolid, or methylene blue.
  • If you have taken certain drugs used for low mood (depression) like isocarboxazid, phenelzine, or tranylcypromine or drugs used for Parkinson's disease like selegiline or rasagiline in the last 14 days. Taking Remeron (mirtazapine tablets) within 14 days of those drugs can cause very bad high blood pressure.

This is not a list of all drugs or health problems that interact with Remeron (mirtazapine tablets).

Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take Remeron (mirtazapine tablets) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

What are some things I need to know or do while I take Remeron?

  • Tell all of your health care providers that you take Remeron (mirtazapine tablets). This includes your doctors, nurses, pharmacists, and dentists.
  • It may take several weeks to see the full effects.
  • Do not stop taking Remeron (mirtazapine tablets) all of a sudden without calling your doctor. You may have a greater risk of side effects. If you need to stop Remeron (mirtazapine tablets), you will want to slowly stop it as ordered by your doctor.
  • Avoid driving and doing other tasks or actions that call for you to be alert until you see how Remeron (mirtazapine tablets) affects you.
  • Some people may have a higher chance of eye problems with Remeron (mirtazapine tablets). Your doctor may want you to have an eye exam to see if you have a higher chance of these eye problems. Call your doctor right away if you have eye pain, change in eyesight, or swelling or redness in or around the eye.
  • Low white blood cell counts have rarely happened with Remeron (mirtazapine tablets). This may lead to a higher chance of getting an infection. Tell your doctor if you have ever had a low white blood cell count. Call your doctor right away if you have signs of infection like fever, chills, or sore throat.
  • An unsafe heartbeat that is not normal (long QT on ECG) has happened with Remeron (mirtazapine tablets). Sudden deaths have rarely happened in people taking Remeron (mirtazapine tablets). Talk with the doctor.
  • This medicine may cause high cholesterol and triglyceride levels. Talk with the doctor.
  • Have blood work checked as you have been told by the doctor. Talk with the doctor.
  • If you are taking warfarin, talk with your doctor. You may need to have your blood work checked more closely while you are taking it with Remeron (mirtazapine tablets).
  • Avoid drinking alcohol while taking Remeron (mirtazapine tablets).
  • Talk with your doctor before you use other drugs and natural products that slow your actions.
  • If you are 65 or older, use Remeron (mirtazapine tablets) with care. You could have more side effects.
  • Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using Remeron (mirtazapine tablets) while you are pregnant.
  • Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.

How is this medicine (Remeron) best taken?

Use Remeron (mirtazapine tablets) as ordered by your doctor. Read all information given to you. Follow all instructions closely.

  • Take at bedtime if it causes sleepiness.
  • Take with or without food. Take with food if it causes an upset stomach.
  • To gain the most benefit, do not miss doses.
  • Keep taking Remeron (mirtazapine tablets) as you have been told by your doctor or other health care provider, even if you feel well.

What do I do if I miss a dose?

  • Take a missed dose as soon as you think about it.
  • If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
  • Do not take 2 doses at the same time or extra doses.

See also: Dosage Information (in more detail)

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

  • Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
  • Signs of low sodium levels like headache, trouble focusing, memory problems, feeling confused, weakness, seizures, or change in balance.
  • Flu-like signs.
  • Mouth irritation or mouth sores.
  • Restlessness.
  • A fast heartbeat.
  • A heartbeat that does not feel normal.
  • Very bad dizziness or passing out.
  • Joint pain.
  • A very bad and sometimes deadly health problem called serotonin syndrome may happen. The risk may be greater if you take Remeron (mirtazapine tablets) with drugs for depression, migraines, or certain other drugs. Call your doctor right away if you have agitation; change in balance; confusion; hallucinations; fever; fast or abnormal heartbeat; flushing; muscle twitching or stiffness; seizures; shivering or shaking; sweating a lot; very bad diarrhea, upset stomach, or throwing up; or very bad headache.
  • A very bad skin reaction (Stevens-Johnson syndrome/toxic epidermal necrolysis) may happen. It can cause very bad health problems that may not go away, and sometimes death. Get medical help right away if you have signs like red, swollen, blistered, or peeling skin (with or without fever); red or irritated eyes; or sores in your mouth, throat, nose, or eyes.

What are some other side effects of Remeron?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

  • Feeling sleepy.
  • Dizziness.
  • Hard stools (constipation).
  • Dry mouth.
  • More hungry.
  • Weight gain.
  • Feeling tired or weak.
  • Strange or odd dreams.

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.

See also: Side effects (in more detail)

If OVERDOSE is suspected:

If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

How do I store and/or throw out Remeron?

  • Store at room temperature.
  • Store in a dry place. Do not store in a bathroom.
  • Protect from light.
  • Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
  • Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.

Consumer information use

  • If your symptoms or health problems do not get better or if they become worse, call your doctor.
  • Do not share your drugs with others and do not take anyone else's drugs.
  • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
  • Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
  • This medicine comes with an extra patient fact sheet called a Medication Guide. Read it with care. Read it again each time Remeron (mirtazapine tablets) is refilled. If you have any questions about Remeron (mirtazapine tablets), please talk with the doctor, pharmacist, or other health care provider.
  • If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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