Ativan (Lorazepam) Patient Information
Find out why Ativan (Lorazepam) is prescribed, side effects of Ativan, Ativan warnings, effects of Ativan during pregnancy, more - in plain English.
Generic name: Lorazepam
Brand name: Ativan
Why is this Ativan (Lorazepam) prescribed?
Ativan is used in the treatment of anxiety disorders and for short-term (up to 4 months) relief of the symptoms of anxiety. It belongs to a class of drugs known as benzodiazepines.
Most important fact about Ativan
Tolerance and dependence can develop with the use of Ativan. You may experience withdrawal symptoms if you stop using it abruptly. Only your doctor should advise you to discontinue or change your dose.
How should you take Ativan?
Take this medication exactly as prescribed by your doctor.
--If you miss a dose...
If it is within an hour or so of the scheduled time, take the forgotten dose as soon as you remember. Otherwise, skip the dose and go back to your regular schedule. Do not take 2 doses at once.
Store at room temperature in a tightly closed container, away from light.
What side effects may occur when taking Ativan?
Side effects cannot be anticipated. If any develop or change in intensity, inform your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking Ativan.
If you experience any side effects, it will usually be at the beginning of your treatment; they will probably disappear as you continue to take the drug, or if your dosage is reduced.
More common side effects of Ativan (Lorazepam) may include: Dizziness, sedation (excessive calm), unsteadiness, weakness
Less common or rare side effects may include: Agitation, change in appetite, depression, eye function disorders, headache, memory impairment, mental disorientation, nausea, skin problems, sleep disturbance, stomach and intestinal disorders
Side effects due to rapid decrease or abrupt withdrawal of Ativan: Abdominal and muscle cramps, convulsions, depressed mood, inability to fall or stay asleep, sweating, tremors, vomiting
Why should Ativan not be prescribed?
If you are sensitive to or have ever had an allergic reaction to Ativan or similar drugs such as Valium, you should not take this medication.
Also avoid Ativan if you have the eye disease, acute narrow-angle glaucoma.
Anxiety or tension related to everyday stress usually does not require treatment with Ativan. Discuss your symptoms thoroughly with your doctor.
Special warnings about Ativan
Ativan may cause you to become drowsy or less alert; therefore, driving or operating dangerous machinery or participating in any hazardous activity that requires full mental alertness is not recommended.
If you are severely depressed or have suffered from severe depression, consult with your doctor before taking this medication.
If you have decreased kidney or liver function, use of this drug should be discussed with your doctor.
If you are an older person or if you have been using Ativan for a prolonged period of time, your doctor will watch you closely for stomach and upper intestinal problems.
Possible food and drug interactions when taking Ativan
Ativan may intensify the effects of alcohol. Avoid alcohol while taking this medication.
If Ativan is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining Ativan with barbiturates (phenobarbital, Seconal, Amytal) or sedative-type medications such as Valium and Halcion.
Special information if you are pregnant or breastfeeding
Do not take Ativan if you are pregnant or planning to become pregnant. There is an increased risk of birth defects. It is not known whether Ativan appears in breast milk. If this medication is essential to your health, your doctor may advise you to discontinue breastfeeding until your treatment is finished.
Recommended dosage for Ativan
The usual recommended dosage is a total of 2 to 6 milligrams per day divided into smaller doses. The largest dose should be taken at bedtime. The daily dose may vary from 1 to 10 milligrams. Anxiety
The usual starting dose is a total of 2 to 3 milligrams per day taken in 2 or 3 smaller doses.
Insomnia Due to Anxiety
A single daily dose of 2 to 4 milligrams may be taken, usually at bedtime.
The safety and effectiveness of Ativan have not been established in children under 12 years of age. OLDER ADULTS
The usual starting dosage for older adults and those in a weakened condition should not exceed a total of 1 to 2 milligrams per day, divided into smaller doses, to avoid oversedation. This dose can be adjusted by your doctor as needed.
Overdosage of Ativan
Any medication taken in excess can have serious consequences. An overdose of Ativan can be fatal, though this is rare. If you suspect an overdose, seek medical attention immediately.
- The symptoms of Ativan overdose may include: Coma, confusion, drowsiness, hypnotic state, lack of coordination, low blood pressure, sluggishness
Last Updated: 23 January 2019
Reviewed by Harry Croft, MD