In the U.K., a company is selling home kits which test for HIV and other sexually transmitted diseases. However, a regulatory agency warns that the kits may provide incorrect results
From the article:
The Health Protection Agency has written to some of those affected to say the tests are unreliable.
Sales records gathered during the investigation showed that about 500 tests for sexually transmitted diseases - such as HIV, chlamydia and syphilis - had been sold.