TrumpRx.gov is not a platform for buying medication, it's set up as a facilitator, pointing Americans to drugmakers’ direct-to-consumer websites, where they can make purchases.

It's still unclear if all patients, particularly those with insurance coverage, will see more cost savings from using that site to buy their medicines.

The White House is expected to launch its new prescription drug platform Thursday evening, showcasing the "most favored nation" drug pricing policy.