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Imipramine Tablets

Imipramine is a medication that treats depression and helps prevent bedwetting among children. This medication comes in tablet form. You can take imipramine by mouth with a glass of water as directed. The brand name for this medication is Tofranil®.

What is this medication?

IMIPRAMINE (im IP ra meen) treats depression. It increases the amount of serotonin and norepinephrine in the brain, substances that help regulate mood. It may also help reduce bedwetting in children. It belongs to a group of medications called tricyclic antidepressants (TCAs).

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This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

COMMON BRAND NAME(S): Tofranil

What should I tell my care team before I take this medication?

They need to know if you have any of these conditions:

  • Bipolar disorder
  • Frequently drink alcohol
  • Glaucoma
  • Heart or blood vessel conditions
  • History of heart attack or stroke
  • Kidney disease
  • Liver disease
  • Schizophrenia
  • Seizures
  • Suicidal thoughts, plans, or attempt by you or a family member
  • Thyroid disease
  • Trouble passing urine
  • An unusual or allergic reaction to imipramine, other medications, foods, dyes, or preservatives
  • Pregnant or trying to get pregnant
  • Breastfeeding

How should I use this medication?

Take this medication by mouth with water. Take it as directed on the prescription label at the same time every day. Keep taking this medication unless your care team tells you to stop. Stopping it too quickly can cause serious side effects. It can also make your condition worse.

A special MedGuide will be given to you by the pharmacist with each prescription and refill. Be sure to read this information carefully each time.

Talk to your care team about the use of this medication in children. While it may be prescribed for children as young as 6 years for selected conditions, precautions do apply.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

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NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medication?

Do not take this medication with any of the following:

  • Amoxapine
  • Arsenic trioxide
  • Certain medications used to regulate abnormal heartbeat or to treat other heart conditions
  • Cisapride
  • Cocaine
  • Grepafloxacin
  • Halofantrine
  • Levomethadyl
  • Linezolid
  • MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate
  • Methylene blue (injected into a vein)
  • Other medications for mental health
  • Phenothiazines, such as perphenazine, thioridazine, chlorpromazine
  • Pimozide
  • Procarbazine
  • Sparfloxacin
  • St. John's Wort

This medication may also interact with the following:

  • Atropine and related medications, such as hyoscyamine, scopolamine, tolterodine
  • Barbiturate medications for inducing sleep or treating seizures, such as phenobarbital
  • Cimetidine
  • Clonidine
  • Local anesthetics
  • Medications for high blood pressure
  • Prescription pain medications
  • Seizure or epilepsy medication, such as carbamazepine or phenytoin
  • Stimulants, such as dexmethylphenidate or methylphenidate
  • Thyroid hormones
  • Ziprasidone

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medication?

Visit your care team for regular checks on your progress. It may be some time before you see the benefit from this medication.

This medication may cause thoughts of suicide or depression. This includes sudden changes in mood, behaviors, or thoughts. These changes can happen at any time but are more common in the beginning of treatment or after a change in dose. Call your care team right away if you experience these thoughts or worsening depression.

This medication may affect your coordination, reaction time, or judgment. Do not drive or operate machinery until you know how this medication affects you. Sit up or stand slowly to reduce the risk of dizzy or fainting spells. Drinking alcohol with this medication can increase the risk of these side effects.

Your mouth may get dry. Chewing sugarless gum or sucking hard candy and drinking plenty of water may help. Contact your care team if the problem does not go away or is severe.

This medication may cause dry eyes and blurred vision. If you wear contact lenses, you may feel some discomfort. Lubricating eye drops may help. See your care team if the problem does not go away or is severe.

This medication will cause constipation. If you do not have a bowel movement for 3 days, call your care team.

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This medication can make you more sensitive to the sun. Keep out of the sun. If you cannot avoid being in the sun, wear protective clothing and sunscreen. Do not use sun lamps, tanning beds, or tanning booths.

What side effects may I notice from receiving this medication?

Side effects that you should report to your care team as soon as possible:

  • Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
  • Heart rhythm changes— fast or irregular heartbeat, dizziness, feeling faint or lightheaded, chest pain, trouble breathing
  • Infection—fever, chills, cough, or sore throat
  • Irritability, confusion, fast or irregular heartbeat, muscle stiffness, twitching muscles, sweating, high fever, seizure, chills, vomiting, diarrhea, which may be signs of serotonin syndrome
  • Low blood pressure—dizziness, feeling faint or lightheaded, blurry vision
  • Seizures
  • Sensitivity to light
  • Sudden eye pain or change in vision such as blurry vision, seeing halos around lights, vision loss
  • Thoughts of suicide or self-harm, worsening mood, feelings of depression
  • Trouble passing urine

Side effects that usually do not require medical attention (report to your care team if they continue or are bothersome):

  • Change in sex drive or performance
  • Constipation
  • Dizziness
  • Drowsiness
  • Dry mouth
  • Hallucinations
  • Loss of appetite
  • Tremors or shaking

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This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medication?

Keep out of the reach of children.

Store at room temperature between 20 and 25 degrees C (68 and 77 degrees F). Keep container tightly closed. Throw away any unused medication after the expiration date.

NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.

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Note: Introduction and Additional Common Questions written and medically approved by Cleveland Clinic professionals.

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