The challenge is that nearly everyone claims that

The challenge is that nearly everyone claims that his drug is effective and safe.

Without a rigorous process to determine effective and safe, we end up in the situation of spending money, time and lives on treatments that don't meet those qualifications.

HCQ seemed promising, until it was demonstrated through rigorous trials not be effective. Lots of time and money wasted.

Slow and steady, while painful to endure, gets us where we need to go.