However, Sen. Jon Tester (D-Mont) wants the Senate to continue investigating Jackson, according to an article in USA Today. On Wednesday, the Senate Veterans Affairs Committee minority staff released a two-page memo that listed the allegations made against Jackson.
One medical unit employee said that there was a "loose control of the controlled medications" under both the Obama and Trump administrations. They said that staffers were often freely granted antibiotics and other prescription medications.
"We would just hand them out," one source told CNN. "They'd come in and say, 'Hey, can I have an Ambien?' And we would just hand them out. Without having to sign a thing. We all had a huge problem with it."
Another person within the medical unit said it was "standard practice" for parents to pick up Ambien, a sleeping medicine, and Provigil, a wakefulness agent, even for their children.
The White House did not immediately respond to CNBC's request for comment.