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TRICYCLIC ANTIDEPRESSANTS
MDAdvice.com Home > Health Library > Drugs >

Brand & Generic Names

Adapin Norfranil
AMITRYPTILINE Norpramin
AMOXAPINE NORTRIPTYLINE
Anafranil Novo-Doxepin
Apo-Amitriptyline Novopramine
Apo-Imipramine Novo-Tripramine
Apo-Trimip Novotriptyn
Asendin Pamelor
Aventyl Pertofrane
CLOMIPRAMINE PMS Amitriptyline
DESIPRAMINE PMS Impramine
DOXEPIN PROTIPTYLINE
Elavil Rhotrimine
Emitrip Sinequan
Endep Surmontil
Enovil Tipramine
IMIPRAMINE Tofranil
Impril Tofranil-PM
Janimine Triadapin
Levate TRIMIPRAMINE
Limbitrol Triptil
Limbitrol DS Vivactil


Basic Information

  • Habit forming? No
  • Prescription needed? Yes
  • Available as generic? Yes
  • Drug class: Antidepressant (tricyclic)

Uses

  • Gradually relieves, but doesn't cure, symptoms of depression.
  • Used to decrease bedwetting.
  • Pain relief (sometimes).
  • Clomipramine is used to treat obsessive-compulsive disorder.
  • Protriptyline may be used to treat attention-deficit disorder.
  • Treatment for narcolepsy, ulcers, bulimia, panic attacks, cocaine withdrawal, attention deficit disorder.

Dosage & Usage Information

How to take:
Tablet, capsule or syrup--Swallow with liquid.

When to take:
At the same time each day, usually at bedtime.

If you forget a dose:
Bedtime dose--If you forget your once-a- day bedtime dose, don't take it more than 3 hours late. If more than 3 hours, wait for next scheduled dose. Don't double this dose.

What drug does:
Probably affects part of brain that controls messages between nerve cells.

Time lapse before drug works:
Begins in 1 to 2 weeks. May require 4 to 6 weeks for maximum benefit.

Don't take with:
Any other medicine without consulting your doctor or pharmacist.


Overdose

SYMPTOMS:
Hallucinations, drowsiness, enlarged pupils, respiratory failure, fever, cardiac arrhythmias, convulsions, coma.

WHAT TO DO:

  • Dial 911 (emergency) or O (operator) for an ambulance or medical help. Then give first aid immediately.
  • If patient is unconscious and not breathing, give mouth-to- mouth breathing. If there is no heartbeat, use cardiac massage and mouth-to-mouth breathing (CPR). Don't try to make patient vomit. If you can't get help quickly, take patient to nearest emergency facility.
  • See EMERGENCY Information.

Possible Adverse Reactions or Side Effects

Life-threatening:

    In case of overdose, see Overdose section.

Common:

  • Tremor.
  • Headache, dry mouth or unpleasant taste, constipation or diarrhea, nausea, indigestion, fatigue, weakness, drowsiness, nervousness, anxiety, excessive sweating
  • Insomnia, "sweet tooth."

Infrequent:

  • Convulsions.
  • Hallucinations, shakiness, dizziness, fainting, blurred vision, eye pain, vomiting, irregular heartbeat or slow pulse, inflamed tongue, abdominal pain, jaundice, hair loss, rash, fever, chills, joint pain, palpitations, hiccups, visual changes.
  • Difficult or frequent urination; decreased sex drive; muscle aches; abnormal dreams; nasal congestion; weakness and faintness when arising from bed or chair; back pain.

Rare:

    Itchy skin; sore throat; involuntary movements of jaw, lips and tongue; nightmares; confusion; swollen breasts; swollen testicles.

Warnings & Precautions

Don't take if:

  • You are allergic to any tricyclic antidepressant.
  • You drink alcohol.
  • You have had a heart attack within 6 weeks.
  • You have glaucoma.
  • You have taken MAO inhibitors within 2 weeks.
  • Patient is younger than 12.

Before you start, consult your doctor:

  • If you will have surgery within 2 months, including dental surgery, requiring general or spinal anesthesia.
  • If you have an enlarged prostate.
  • If you have heart disease or high blood pressure.
  • If you have stomach or intestinal problems.
  • If you have an overactive thyroid.
  • If you have asthma.
  • If you have liver disease.

Over age 60:
More likely to develop urination difficulty and side effects such as seizures, hallucinations, shaking, dizziness, fainting, headache, insomnia.

Pregnancy:
Studies inconclusive on harm to unborn child. Animal studies show fetal abnormalities. Decide with your doctor whether drug benefits justify risk to unborn child.

Breast-feeding:
Drug passes into milk. Avoid drug or discontinue nursing until you finish medicine. Consult doctor about maintaining milk supply.

Infants & children:
Don't give to children younger than 12 except under medical supervision.

Prolonged use:
Talk to your doctor about the need for follow-up medical examinations or laboratory studies to check complete blood counts (white blood cell count, platelet count, red blood cell count, hemoglobin, hematocrit), blood pressure, eyes, teeth.

Skin & sunlight:
May cause rash or intensify sunburn in areas exposed to sun or sunlamp.

Driving, piloting or hazardous work:
Don't drive or pilot aircraft until you learn how medicine affects you. Don't work around dangerous machinery. Don't climb ladders or work in high places. Danger increases if you drink alcohol or take medicine affecting alertness and reflexes.

Discontinuing:

  • Don't discontinue without consulting doctor. Dose may require gradual reduction if you have taken drug for a long time. Doses of other drugs may also require adjustment.
  • Withdrawal symptoms such as convulsions, muscle cramps, nightmares, insomnia, abdominal pain. Call your physician right away if any of these occur.

Others:
May affect results in some medical tests.


Possible Interaction with Other Drugs

GENERIC NAME COMBINED EFFECT
------------------------ -----------------------
Anticoagulants*, Possible increased
oral anticoagulant effect.
Anticholinergics* Increased anticholinergic effect.
Antihistamines* Increased antihistamine effect.
Barbiturates* Decreased antidepressant effect.
Increased sedation.
Benzodiazepines* Increased sedation.
Bupropion Increased risk of major seizures.
Central nervous system Excessive sedation.
Cimetidine Possible increased tricyclic
antidepressant effect and toxicity.
Clonidine Possible decreased clonidine
effect.
Clozapine Toxic effect on the central nervous
system.
Contraceptives*, Increased depression.
Dextrothyroxine Increased antidepressant effect.
Irregular heartbeat.
Disulfiram Delirium.
Ethchlorvynol Delirium.
Ethinamate Dangerous increased effects of
ethinamate. Avoid combining.
Fluoxetine Increased depressant effects of
both drugs.
Furazolidine Sudden, severe increase in
blood pressure.
Guanabenz Decreased guanabenz effect.
Guanadrel Decreased guanadrel effect.
Guanethidine Decreased guanethidine effect.
Leucovorin High alcohol content of leucovorin
may cause adverse effects.
Levodopa May increase blood pressure.
Lithium Possible decreased seizure
threshold.
MAO inhibitors* Fever, delirium, convulsions.
Methyldopa Possible decreased methyldopa
effect.
Methylphenidate Possible increased tricyclic
antidepressant effect and toxicity.
Methyprylon Increased sedative effect, perhaps
to dangerous level. Avoid.
Metyrosine Increased sedative effect.
Molindone Increased molindone effect.
Nabilone Greater depression of central
nervous system.
Narcotics* Oversedation.
Nicotine Increased effect of antidepressant
(with imipramine).
Phenothiazines* Possible increased tricyclic
antidepressant effect and toxicity.
Phenytoin Decreased phenytoin effect.
Procainamide Possible irregular heartbeat.
Quinidine Possible irregular heartbeat.
Sedatives* Dangerous oversedation.
Sertraline Increased depressive effects
of both drugs.
Sympathomimetics* Increased sympathomimetic effect.
Thyroid hormones* Irregular heartbeat.
Zolpidem Increased sedative effect. Avoid.


Possible Interaction with Other Substances

INTERACTS WITH COMBINED EFFECT
--------------- ---------------
Beverages or medicines Excessive intoxication.
with alcohol. Avoid.
Beverages: None expected.
Cocaine: Increased risk of heartbeat
irregularity.
Breads, crackers, Decreased effectiveness of
cookies, cheeses, the antidepressant.
Marijuana: Excessive drowsiness. Avoid.
Tobacco: Possible decreased tricyclic
antidepressant effect.




Send This Article to a Friend Return to Health Library Main Page
From Complete Guide to Prescription & Non-Prescription Drugs by H. Winter Griffith, M.D. Copyright by The Putnam Berkley Group, Inc. Electronic rights by Medical Data Exchange.

 

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