The deal adds some of the biggest names in drug manufacturing to the president's "most favored nation" pricing plan.

Fox News' host presses Howard Lutnick over Trump's claim that he is cutting pharmaceutical prices by more than 100%: “If you cut something by 100%, the cost goes down to zero. If you cut it by 400% or 500%…the drug companies are actually paying you to take their products.” pic.twitter.com/xVhDwbypje

Experts told ABC News that reclassification of the drug would open the doors to more scientific research by removing current major barriers and may also reduce stigma.

A huge weight has been lifted off Maine cannabis store owners after a new executive order reclassified marijuana.

US President Donald Trump signed an executive order Thursday to reclassify marijuana as a less dangerous drug, paving the way for more medical research on the use of cannabis products.

President Donald Trump signed an executive order on Thursday reclassifying marijuana as a less dangerous drug.

The order to place cannabis in the same category as Tylenol with codeine marks the most significant change in US drug policy since 1971.