You're not wrong. We NEED large scale trials for this ASAP.
I don't understand your knee-jerk negativity here though.
There are plenty of non-double-blind studies that show significant potency of these treatments. Not only this, it is a cheap and proven safe treatment that we have used for decades. This is a very low risk treatment with a huge potential upside.
Why would you be anything but positive about this news? Whose payroll you on buddy?