This medication is used to treat anxiety. Lorazepam belongs to a class of drugs known as benzodiazepines which act on the brain and nerves (central nervous system) to produce a calming effect. This drug works by enhancing the effects of a certain natural chemical in the body (GABA).
How to use
Read the Medication Guide provided by your pharmacist before you start taking lorazepam and each time you get a refill. If you have any questions, ask your doctor or pharmacist.
Take this medication by mouth with or without food as directed by your doctor. The dosage is based on your medical condition, age, and response to treatment.
If directed by your doctor, use this medication regularly in order to get the most benefit from it. To help you remember, use it at the same time(s) each day.
If you suddenly stop using this medication, you may have withdrawal symptoms (such as seizures, trouble sleeping, mental/mood changes, nausea, vomiting, diarrhea, loss of appetite, stomach pain, hallucinations, numbness/tingling of arms and legs, muscle pain, fast heartbeat, short-term memory loss, very high fever, and increased reactions to noise/touch/light). To help prevent withdrawal, your doctor may lower your dose slowly. Withdrawal is more likely if you have used lorazepam regularly for a long time (more than 1-4 weeks) or in high doses or if you have a history of alcoholism, drug abuse, or personality disorder. Tell your doctor or pharmacist right away if you have withdrawal.
Drowsiness, dizziness, loss of coordination, headache, nausea, blurred vision, change in sexual interest/ability, constipation, heartburn, or change in appetite may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
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 right away if you have any unlikely but serious side effects, including: mental/mood changes (such as hallucinations, depression, thoughts of suicide), slurred speech or difficulty talking, vision changes, unusual weakness, trouble walking, memory problems, signs of infection (such as fever, persistent sore throat).
Warnings & Precautions
Before taking lorazepam, tell your doctor or pharmacist if you are allergic to it; or to other benzodiazepines (such as alprazolam, clonazepam, 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: kidney disease, liver disease, glaucoma, lung/breathing problems (such as sleep apnea), mental/mood disorders (such as depression, psychosis), personal or family history of a substance use disorder (such as overuse of or addiction to drugs/alcohol).
This drug may make you dizzy or drowsy or blur your vision. Alcohol or marijuana (cannabis) can make you more dizzy or drowsy. Do not drive, use machinery, or do anything that needs alertness or clear vision until you can do it safely. Avoid alcoholic beverages. Talk to your doctor if you are using marijuana (cannabis).
Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor’s approval.
Some products that may interact with this drug include: clozapine, kava, sodium oxybate (also known as gamma hydroxybutyrate or GHB).
The risk of serious side effects (such as slow/shallow breathing, severe drowsiness/dizziness) may be increased if this medication is taken with other products that may also cause drowsiness or breathing problems. Tell your doctor or pharmacist if you are taking other products such as opioid pain or cough relievers (such as codeine, hydrocodone), alcohol, marijuana (cannabis), other drugs for sleep or anxiety (such as alprazolam, diazepam, zolpidem), muscle relaxants (such as carisoprodol, cyclobenzaprine), or antihistamines (such as cetirizine, diphenhydramine).