This site is intended for healthcare professionals

Go to /sign-in page

You can view 5 more pages before signing in

Therapeutic index

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

The therapeutic index of a drug is defined as the ratio of the toxic dose to the therapeutic dose.

The therapeutic index is large when the toxic dose is much larger than the therapeutic dose.

Create an account to add page annotations

Add information to this page that would be handy to have on hand during a consultation, such as a web address or phone number. This information will always be displayed when you visit this page