Obviously, it should be investigated. Thing is that there are many companies, including Bayer, that make HCQ. If there are three companies and the second largest is taken out, that is a problem. If there are a hundred HCQ manufacturers, then not so much. So, we should get clarification.
Being inexpensive, HCQ could not cure The Wuhan.
Increase the price and tests will show more positive results.
A direct correlation, price to efficacy.