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Medications and Drugs

Brand Names: Halcion

Generic Name: triazolam (Pronunciation: trye AY zoe lam)

What is triazolam (Halcion)?

Triazolam is a benzodiazepine (ben-zoe-dye-AZE-eh-peen) similar to Valium. Triazolam affects chemicals in the brain that may become unbalanced and cause sleep problems (insomnia).

Triazolam is used to treat insomnia symptoms, such as trouble falling or staying asleep.

Triazolam may also be used for other purposes not listed in this medication guide.

Triazolam 0.125 mg-GRE

oval, white, imprinted with G 3717

Triazolam 0.125 mg-PAR

oblong, white, imprinted with G, TR 125

Triazolam 0.125 mg-ROX

oval, white, imprinted with 54 519

Triazolam 0.25 mg-GRE

oval, blue, imprinted with G 3718

Triazolam 0.25 mg-ROX

oval, blue, imprinted with 54 620

What are the possible side effects of triazolam (Halcion)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have any of these serious side effects:

  • feeling like you might pass out;
  • staggering walk, loss of balance or coordination, very stiff (rigid) muscles;
  • agitation, anxiety, confusion, slurred speech, hallucinations, feelings of extreme happiness or sadness;
  • chest pain, fast or pounding heartbeats, feeling short of breath;
  • problems with urination;
  • vision problems, burning in your eyes; or
  • nausea, upper stomach pain, itching, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes).

Other common side effects may include:

  • dizziness, tired feeling, daytime drowsiness (or during hours when you are not normally sleeping);
  • headache, depressed mood, memory problems;
  • numbness or tingly feeling;
  • feeling nervous, excited, or irritable;
  • changes in your menstrual periods;
  • mild itching; or
  • increased or decreased interest in sex.

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.

What is the most important information I should know about triazolam (Halcion)?

Triazolam may be habit-forming and should be used only by the person for whom it was prescribed. Keep the medication in a secure place where others cannot get to it.

Before taking triazolam, tell your doctor if you have any breathing problems, glaucoma, kidney or liver disease, myasthenia gravis, or a history of depression, suicidal thoughts, or addiction to drugs or alcohol.

Triazolam may cause a severe allergic reaction. Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Some people using this medication have engaged in activity such as driving, eating, or making phone calls and later having no memory of the activity. If this happens to you, stop taking triazolam and talk with your doctor about another treatment for your sleep disorder.

Contact your doctor if your insomnia does not improve after taking triazolam for 7 to 10 nights, or if you have any mood or behavior changes. Insomnia can be a symptom of depression, mental illness, or certain medical conditions.

Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

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