Diazepam belongs to a class of medications known as benzodiazepines.
It can be used for short term treatment of insomnia (difficulty sleeping), anxiety or panic symptoms such as:
It may also be used to control symptoms of acute alcohol withdrawal or for other conditions. Check with your healthcare professional if you are unsure why you are given this medication.
Inform your healthcare professional if:
This medication may be habit-forming when taken excessively or for a prolonged duration (especially at high doses). This may result in:
This can be prevented by taking the medication:
If you have been taking the medication on a long-term basis or at high doses, do not stop taking it abruptly as it may lead to withdrawal symptoms such as increased sweating, increased heart rate, tremors, trouble sleeping, increased agitation, hallucinations (hearing or seeing things that do not exist), increased anxiety, nausea or vomiting, and in severe cases, medical emergencies such as fits.
If you wish to cut down, discuss with your doctor to come up with a plan to help you on this. It is often best to reduce the dose gradually over a few weeks.
If you are prescribed this medication for other conditions, consult your doctor or specialist for further advice about the appropriate dose and duration.
Avoid drinking alcohol while taking Diazepam as it can cause excessive sleepiness.
Avoid eating grapefruit or drinking grapefruit juice while you are on diazepam as it can increase the risk of experiencing side effects with diazepam.
Most of the side effects listed here will improve with time. Speak with your doctor if any of them continues, worsens or affects your daily life.
The symptoms of a drug allergy include one or more of the following:
Rarely this medication may cause:
If you experience any of these side effects, you should stop your medication and inform your healthcare professional immediately.
Store in a cool and dry place, away from direct sunlight. Keep this medication away from children.
Pack this medication into a trash bag and seal it tightly before throwing into the rubbish chute or bin.
Disclaimers
Please take note that the above is not a complete list of all possible side effects. If you have any concerns about your medication or if you have other side effects that you think are caused by this medication, please consult your doctor or pharmacist.
If you take more than the recommended dose, please seek medical advice immediately. The information provided on this page does not replace information from your healthcare professional. Please consult your healthcare professional for more information.
This article is jointly developed by members of the National Medication Information workgroup. The workgroup consists of cluster partners (National Healthcare Group, National University Health System and SingHealth), community pharmacies (Guardian, Unity and Watsons) and Pharmaceutical Society of Singapore. The content does not reflect drug availability and supply information in pharmacies and healthcare institutions. You are advised to check with the respective institutions for such information.
Last updated on Apr 2025
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