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Gastric bypass can affect how medications work

Gastric bypass can affect how medications work

Q: I suffer from chronic back pain that requires ongoing pain medication, but the medication only works for two to three hours at a time. Years ago, I had gastric bypass surgery. How does this surgery affect how medications work? Is it true that it can limit full absorption of time-release medication? A: Many medications can be absorbed normally after gastric bypass surgery. But certain drugs, including some types of time-release medications, require careful monitoring in people who have had gastric bypass. Gastric bypass is a type of bariatric, or "weight-loss" surgery that works by decreasing the amount of food you can eat at one time and by reducing the body's ability...

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