More states are passing laws that allow people to use medical marijuana. So what does it treat, and who can and should use it?
Pain is the main reason people ask for a prescription, says Barth Wilsey, MD, a pain medicine specialist at the University of California Davis Medical Center. It could be from headaches, a disease like cancer, or a long-term condition, like glaucoma or nerve pain.
On the night of March 28, 1986, Howard Heit's car was struck in a head-on collision. He left the scene of the serious crash thinking how lucky he was that he hadn't been hurt. "And then four to six weeks later, I started noticing twitches in the muscles of my neck and upper back. These progressed to marked spasms of my neck, shoulders, and upper back," he recalls.
The pain never ceased. All day, every day it plagued him. It became difficult for him to walk -- and almost impossible for him to work...
If you live in a state where medical marijuana is legal and your doctor thinks it would help, you’ll get a “marijuana card.” You will be put on a list that allows you to buy marijuana from an authorized seller, called a dispensary.
Doctors also may prescribe medical marijuana to treat:
Your body already makes marijuana-like chemicals that affect pain, inflammation, and many other processes. Marijuana can sometimes help those natural chemicals work better, says Laura Borgelt, PharmD, of the University of Colorado.
How Is It Used?
Medical marijuana may be:
Vaporized (heated until active ingredients are released, but no smoke is formed)
Eaten (usually in the form of cookies or candy)
Taken as a liquid extract
Side effects of marijuana that usually don’t last long can include: