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Detailed medicine guidance

Who can and cannot take lorazepam

NHS medicines information on who can take lorazepam and who may not be able to take it.

About this information

This NHS content is written for people in England. Medicine names, availability, prescribing and services may differ in other countries.

Who can take lorazepam

Most adults can take lorazepam for anxiety or insomnia. Lorazepam can be used as a pre-med in people aged 5 years and older.

Who may not be able to take lorazepam

Lorazepam is not suitable for some people. To make sure it's safe for you, tell a doctor before starting to take lorazepam if you:

  • have ever had an allergic reaction to lorazepam or any other medicine
  • have liver or kidney problems
  • have breathing or chest problems
  • have myasthenia gravis, a condition that causes muscle weakness
  • have sleep apnoea, a condition that causes breathing problems when you're asleep
  • have ever had depression or thoughts of harming yourself
  • have been diagnosed with a personality disorder
  • have ever had problems with alcohol or drugs
  • have arteriosclerosis, a condition that affects blood flow
  • have balance problems or are at risk of falls
  • are trying to get pregnant, are already pregnant or breastfeeding
  • have glaucoma, a condition that causes high pressure in the eye
  • are going to have a general anaesthetic for an operation or dental treatment

View the original NHS website page ↗. Refreshed 19 August 2026.

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