How can drugs like Ingrezza be allowed to be prescribed if the way they work isn’t understood? Shouldn’t we understand how a drug works before the FDA clears it for use?

Question

How can drugs like Ingrezza be allowed to be prescribed if the way they work isn’t understood? Shouldn’t we understand how a drug works before the FDA clears it for use?

In: Other

Answer 1

We still don’t know how turbulence works and we’ve been flying people across oceans for almost a hundred years.

Just because you don’t completely understand how something works doesn’t mean it might not still be useful.

Also, money talks. And selling drugs has been making people money since the dawn of civilization.