Lorazepam products: ambient stability during COVID-19

This page gives ambient stability information for Lorazepam products during COVID-19.  Information here should be used in conjunction with our general advice.

Lorazepam 4mg/1ml solution for injection

  • Ativan 4mg/1ml solution for injection ampoules (Pfizer Ltd)

Can be stored at room temperature for up to 24 hours ahead of use.

Lorazepam 2mg/1ml solution for injection [imported]

  • Lorazepam 2mg/1ml single dose cartridges [Carpuject™] (Pfizer Ltd)

Can be stored at room temperature for up to 24 hours ahead of use.

This page has been put together rapidly to help colleagues during the COVID-19 pandemic; if you spot anything that’s wrong or needs improving report a concern.