This medication is used for the short-term treatment of patients with trouble sleeping (insomnia). It is generally used for 7-10 days. It may help you fall asleep faster and decrease the number of times you awaken during the night. It may also help you sleep for a longer period of time. Estazolam belongs to a class of medications called sedative/hypnotics. It acts on your brain to produce a calming effect.

How to use estazolam Oral
Take this medication by mouth, with or without food, usually once nightly, 30 minutes before bedtime; or take as directed by your doctor. The dosage is based on your medical condition and response to therapy.
Although unlikely, this drug can infrequently cause temporary memory loss. To avoid this effect, do not take a dose of this drug unless you have time for a full night\'s sleep that lasts at least 7-8 hours. For example, do not take this drug during an overnight plane flight of less than 8 hours.
This medication may cause withdrawal reactions, especially if it has been used regularly for a long time or in high doses. In such cases, withdrawal symptoms (such as unusual depressed/anxious mood, stomach/muscle cramps, vomiting, sweating, shakiness, seizures) may occur if you suddenly stop using this medication. To prevent withdrawal reactions, your doctor may reduce your dose gradually. Consult your doctor or pharmacist for more details, and report any withdrawal reactions immediately.
Although it is very unlikely to occur, this medication can also result in abnormal drug-seeking behavior (addiction/habit forming). Do not increase your dose, take it more frequently or use it for a longer period of time than prescribed. Properly stop the medication when so directed. This will lessen the chances of becoming addicted.
When used for an extended period, this medication may not work as well and may require different dosing. Talk with your doctor if this medication stops working well.
You may experience trouble sleeping the first few nights after you stop taking this medication. This is called rebound insomnia and it is normal. It will usually go away after 1-2 nights. If this effect continues, contact your doctor.
Inform your doctor if your condition persists or worsens after 7-10 days.

Dizziness, loss of coordination, or blurred vision may occur. To minimize falls, remember to get up slowly when rising from a seated or lying position. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.
This medication may make you sleepy during the day. Tell your doctor if you have daytime drowsiness. Your dose may need to be adjusted.
Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor immediately if any of these unlikely but serious side effects occur: confusion, unusual feelings of well-being (euphoria), uncontrolled movements (tremor), restlessness, memory loss, sweating, mental/mood changes (e.g., hallucinations, agitation, anxiety, unusual/disturbing thoughts, depression, rare thoughts of suicide), increased or vivid dreams, vision changes, fainting.
Tell your doctor immediately if any of these rare but very serious side effects occur: signs of infection (e.g., fever, persistent sore throat), unusual paleness, unusual tiredness, fast/pounding/irregular heartbeat, yellowing of the eyes/skin, dark urine.
Some people who take sleep medications have reported getting out of bed and sleepwalking, driving, eating, talking on the phone, or having sex while not fully awake. Often they do not remember these activities. This problem can be dangerous to you or to others. If you find out that you have done any of these activities after taking this medication, tell your doctor immediately. Your risk is increased if you use alcohol or other medications that can make you drowsy while taking estazolam.
A very serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction may include: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US -
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

Before taking estazolam, tell your doctor or pharmacist if you are allergic to it; or to similar medications (e.g., lorazepam, diazepam); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: liver disease, kidney disease, mental/mood problems (e.g., depression, panic disorder), lung problems (e.g., pulmonary insufficiency, sleep apnea), seizures, personal or family history of regular use/abuse of drugs/alcohol/other substances.
This drug may make you dizzy or drowsy or cause temporary blurred vision. Do not drive, use machinery, or do any activity that requires alertness or clear vision until you are sure you can perform such activities safely. Avoid alcoholic beverages.
Caution is advised when using this drug in the elderly because they may be more sensitive to the effects of the drug, especially drowsiness, dizziness, loss of coordination, and confusion.
Estazolam must not be used during pregnancy. Other medications in this class have caused birth defects when used in the first three months of pregnancy. Other medications in this class have also caused unusual drowsiness, feeding problems, and liver problems in newborns when used at or near the time of delivery, or withdrawal symptoms in newborns when used for a long time during pregnancy. If you are a woman of childbearing age, use an effective form of birth control while taking this drug. If you plan to become pregnant, stop taking this drug before doing so. If you become pregnant or think you may be pregnant, inform your doctor immediately.
Based on information from related drugs, estazolam may pass into breast milk and may have undesirable effects on a nursing infant. Therefore, breast-feeding while using this drug is not recommended. Consult your doctor before breast-feeding.

Your healthcare professionals (e.g., doctor or pharmacist) may already be aware of any possible drug interactions and may be monitoring you for it. Do not start, stop or change the dosage of any medicine before checking with them first.
This drug should not be used with the following medications because very serious interactions may occur: certain azole antifungals (itraconazole, ketoconazole), sodium oxybate.
If you are currently using any of these medications listed above, tell your doctor or pharmacist before starting estazolam.
Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: anti-seizure drugs (e.g., carbamazepine, phenytoin, phenobarbital), cimetidine, clozapine, diltiazem, disulfiram, certain anti-depressants (e.g., fluvoxamine, nefazodone), isoniazid, kava, certain macrolide antibiotics (e.g., erythromycin), rifampin.
Tell your doctor or pharmacist if you also take drugs that cause drowsiness such as: antihistamines that cause drowsiness (e.g., diphenhydramine), anti-anxiety drugs (e.g., diazepam), other medicines for sleep (e.g., zolpidem), muscle relaxants, narcotic pain relievers (e.g., codeine), psychiatric medicines (e.g., phenothiazines such as chlorpromazine, or tricyclics such as amitriptyline), tranquilizers.
Check the labels on all your medicines (e.g., cough-and-cold products) because they may contain drowsiness-causing ingredients including alcohol. Ask your pharmacist about the safe use of those products.
This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.

If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US national poison hotline at 1-800-222-1222. Canadian residents should call their local poison control center directly. Symptoms of overdose may include: slow breathing, slurred speech, or a deep sleep from which you cannot be awakened.

NOTES:
Do not share this medication with others. It is against the law.
This medication has been prescribed for your current condition only. Do not use it later for another condition unless told to do so by your doctor. A different medication may be necessary in those cases.
Laboratory and/or medical tests (e.g., liver and kidney function tests, blood count) may be performed periodically to check for side effects if you use this drug for an extended period of time. Consult your doctor for more details.
If you require treatment for more than 7-10 days, laboratory and/or medical tests should be performed to find the cause of your sleep problem. Consult with your doctor for more details.
As you get older, your sleep pattern may naturally change and your sleep may be interrupted several times during the night. Consult your doctor or pharmacist for ways to improve your sleep without medication, such as avoiding caffeine and alcohol close to bedtime, avoiding daytime naps, and avoiding going to bed too early each night.

MISSED DOSE:
If you miss a dose, take it as soon as you remember if it is still near bedtime. If it is already the next day, resume your usual dosing schedule that night at bedtime. Do not double the dose to catch up.

STORAGE:
Store at room temperature between 59-86 degrees F (15-30 degrees C) away from light and moisture. Do not store in the bathroom. Keep all medicines away from children and pets.
Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company for more details about how to safely discard your product.
Information last revised May 2010. Copyright(c) 2010 First Databank, Inc.