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Istradefylline is used by people with Parkinson's disease taking carbidopa/levodopa to reduce the amount of "off" time (periods of slow movement or stiffness).
Parkinsons Disease


Frequently Asked Questions

Take this medication by mouth with or without food as directed by your doctor, usually once daily.The dosage is based on your medical condition, response to treatment, and other medications you may be taking. Be sure to tell your doctor and pharmacist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products). Do not increase your dose or take it more often than prescribed. Your condition will not improve any faster, and your risk of side effects will increase.Tell your doctor if this medication stops working well or if your condition gets worse.

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