Oregonian writer Lynne Terry quotes CODA Medical Director Dr. Melissa Weimer in a recent piece that is part of the newspaper’s coverage of medical marijuana:

“[Weimer], an internist and addiction and pain specialist at OHSU, worries about patients getting into car wrecks or killing themselves by overdosing.
She’s seen patients become trapped by marijuana, finding it difficult to quit.
‘It’s a double-edged sword because initially they might have some benefits but over time it worsens those conditions,’ Weimer said. ‘That leads to the ongoing use of marijuana.’ “