The effective median dose (ED50) is the minimum amount of a drug that is required to produce a therapeutic or otherwise desired effect in 50% of those treated with it. 

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.