Skip to main content

Match your prescription

Next, pick a pharmacy to get a coupon

About Subsys

prescription bottle
FENTANYL treats severe pain. It works by blocking pain signals in the brain. It belongs to a group of medications called opioids. It is prescribed to treat breakthrough pain when long-acting pain medication does not work well enough.

Other Opioids

Related conditions

Browse medications

View All
Research prescriptions and over-the-counter medications from A to Z, compare drug prices, and start saving.