This was previously a test for Onchocerciasis. It was positive if pruritus and rash developed within a few hours of taking diethylcarbamazine.
Diethylcarbamazine should no longer be used for onchocerciasis because of its toxicity.
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