Experts said the president's executive order could work in lowering costs, but it won't make for an immediate fix.

The executive order directs Trump's administration to take actions against "discriminatory" policies in foreign countries that suppress drug prices.

Experts said Trump’s action could potentially lower the cost of prescription drugs, perhaps by the 30 percent to 80 percent scale Trump said, but they cautioned that the order’s required procedural steps would make it far from an immediate fix.