I agree with you, maybe for the first time ever! He could have said something like “While the reports of successful use are encouraging, much more testing needs to be done.”
http://www.womensystems.com/2020/03/must-see-chloroquine-already-used-on.html
Chloroquine Already Used on Coronavirus in US — Study Shows 100% Success Rate — And May Act as Preventative to Virus (VIDEO)