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About generic Zyflo CR

ZILEUTON prevents and treats the symptoms of asthma. It works by decreasing inflammation of the airways, making it easier to breathe. Do not use it to treat a sudden asthma attack.

Get Zileuton ER for as low as $257.37, which is 90% off the average retail price of $2,653.93 for the most common version, by using a GoodRx coupon. Learn about saving on prescription medications with GoodRx Companion.

Ways to save on generic Zyflo CR

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Browse medications

View All

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

A B C D F G H I J K L M N O P Q R S T U V W X Y Z

About generic Zyflo CR

ZILEUTON prevents and treats the symptoms of asthma. It works by decreasing inflammation of the airways, making it easier to breathe. Do not use it to treat a sudden asthma attack.