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

Lol, like half of all drugs wouldn’t be available. Surgery wouldn’t be very fun if nearly all our general anesthesia drugs weren’t available. LOTS of drugs have MOAs that aren’t well understood. What matters is that it DOES WORK and that it is SAFE.