WASHINGTON, Sept 30 (Reuters) - U.S. President Donald

Trump on Tuesday said his administration would cut drug prices

by a 100% or more, speaking ahead of a planned announcement with

Pfizer ( PFE ) on lower prices for several medications, without

explaining how the cuts would be enacted.

"I think it's one of the biggest things that we'll do. We'll

be reducing drug prices by 100% in some cases, 300% or more," he

told reporters as he arrived at the White House after delivering

remarks to the military in Virginia.