When California’s aid-in-dying law takes effect this June, terminally ill patients who decide to end their lives could be faced with a hefty bill for the lethal medication. It retails for more than $3,000.

Valeant Pharmaceuticals, the company that makes the drug most commonly prescribed by physicians to aid patients who want to end their lives, doubled the drug’s price last year, one month after California lawmakers proposed legalizing the practice.