How Much Lorazepam Should I Take to Sleep?

Are you perplexed about your required dosage of Lorazepam? Lorazepam is a pharmaceutical that belongs to the benzodiazepine class of drugs. It works by boosting the amounts of a tranquil substance called gamma-aminobutyric acid (GABA) in your brain. Depending on your health, this can help you feel more relaxed, ease anxiety, or reduce the symptoms of epilepsy. 

How Does Lorazepam Affect Sleep?

Lorazepam is a prescription medicine belonging to a group of benzodiazepines. It may be prescribed alone or with other medications for sleep issues, anxiety, or epilepsy.

Lorazepam increases the brain's activity of certain natural chemicals (neurotransmitters). Lorazepam mimics GABA, the body's natural rest and relaxation neurotransmitter. This helps you fall asleep faster, wake up less often, and stay asleep longer.

The Proper Usage of Lorazepam

Take this drug exactly as prescribed by your doctor. Please, do not take more than the required quantity, do not take it more frequently, and do not consume it for a more extended period than your doctor has directed. On the other hand, taking this medication in excess over an extended period might develop a dependency on it. It may become habit-forming, which can ultimately cause mental or physical vulnerability.

This medication should be accompanied by a Medication Guide. Read and carefully follow all the stated instructions. If you have any concerns or queries, consult your doctor or pharmacist. Completely swallow the pill. Do not crush, break, or chew it. Use the labelled medication dropper with the box to measure the oral solution. Dilute each dose with water, soda, juice, applesauce and puddings.

For safety reasons, tell a doctor or pharmacist if you're taking other medicines, including herbal medications, vitamins or supplements.

Lorazepam Forms and Strengths

Lorazepam comes as oral tablets and a vial that contains a liquid solution. The solution is injected as an intravenous (IV) or intramuscular (IM) injection.

Here are the strengths of each form of Lorazepam:

  • Tablets: Lorazepam comes in 0.5 mg, 1 mg, & 2 mg tablets
  • Liquid solution for injection: 2 mg/1 milliliter (mL) of liquid solution and 4 mg/mL 

What is the Required Dosage of Lorazepam for Insomnia?

The proper Lorazepam dosage depends on age, medical conditions, and other medications. The healthcare provider who prescribed Lorazepam is in the best position to answer this question. 

The minimum dosage that offers you a more restful night of sleep is best. Typically, Lorazepam for sleep is prescribed about half to an hour before bed as needed. This minimises side effects of the drug, like dependence, sleepiness during the day, and poor balance.  

This medication's dosage will vary depending on the patient. Follow your doctor's orders or the label's instructions. The information provided on the label only reflects the typical intake of this medication. If your dose differs, wait to modify it until your doctor instructs you to.

The amount of medicine you take is determined by the drug's potency. In addition, the number of doses you take each day, the duration between doses, and the length of time you take the medication are all determined by the medical issue or the cause of concern for which you are using the medicine. Therefore, always take Lorazepam precisely as a doctor or pharmacist has told you.

For insomnia and anxiety-induced cases

Adults and children (12 and above) — 1-2mg before bedtime (Lorazepam typically starts to work in around 20-30 minutes). As required, your doctor may change your dosage.

Children (under 12) — the doctor will determine the drug's usage and dosage.

How Long Will It Take to Work?

Lorazepam tablets and liquid starts to work in around 20-30 minutes. It reaches full sedating effect after 1-1.5 hours and lasts 6 to 8 hours. A Lorazepam injection works much faster and lasts around 6 to 8 hours.

Will My Dose Increase or Decrease?

Lorazepam is prescribed for a short time, usually for a few days to 4 weeks. After that, the dose may go up or down until your doctor is happy you're on the correct amount. Then, the doctor will gradually reduce the dosage to prevent withdrawal symptoms. In addition, your doctor may slowly lower your dosage at the end of the course of treatment before stopping completely.

Is It Alright to Take Lorazepam Every Night?

Ideally, Lorazepam should be used occasionally or in the short term for sleep. However, taking it regularly over a long time puts you at higher risk of severe side effects like dependence, poor balance and falls, and being drowsy during the day.

If you need to take Lorazepam every night, talk to your healthcare provider about what else you can do to get better sleep. They can help you gradually wean from Lorazepam and find alternative sleep remedies.

Facts You Should Know about Lorazepam

It would be best to inform your physician about prescription and non-prescription medications, including nutritional supplements, vitamins, and herbal supplements. Some medicines, like prescription painkillers, can enhance the effect of Lorazepam and cause too much sedation.

  • You should inform your doctor if you have glaucoma. Also, you should inform your physician if you have had lung, heart, liver, or seizures.
  • You should also consult your doctor if you are pregnant or breastfeeding. In addition, you should immediately call your doctor if you get pregnant while on Lorazepam treatment.
  • Lorazepam tablets and liquid start working in around 20-30 minutes. The full sedating effect lasts for approximately 6-8 hours.
  • The most prevalent side effect is feeling sleepy during the daytime.
  • It's not recommended to use Lorazepam for longer than 4 weeks.
  • If Lorazepam makes you sleepy, do not ride a bike, drive, or use tools or machinery.
  • Do not drink alcohol while taking Lorazepam. It can make you sleep very deeply.
  • Using cannabis, heroin or methadone with it will increase the drowsy effects of Lorazepam.
  • Using cocaine or other stimulants such as MDMA (ecstasy) and amphetamines with Lorazepam may also lead to drowsiness.


Lorazepam is a fast-acting medication that helps you feel placid and reduce feelings of stress and anxiety. Just make sure you are consuming only the required dosage. Your doctor or healthcare specialist will prescribe this medication depending on the severity of your medical issue. It is usually only recommended for up to 4 weeks.