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Asacol is used to treat ulcerative colitis. 

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Joe Graedon is a pharmacologist who has dedicated his career to making drug information understandable to consumers. His best-selling book, The People’s Pharmacy, was published in 1976 and led to a syndicated newspaper column, syndicated public radio show and web site. In 2006, Long Island University awarded him an honorary doctorate as “one of the country's leading drug experts for the consumer.” .
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I agree. It definitely works. I learned that it is cheaper when purchased 90 days at a time versus purchasing 30 days at a time. I also use Phillip’s Colon Health probiotics. The combination works great for me. I haven’t had a flare since starting the combo.

I too started taking Asacol years ago for Crohn’s and have had great results. Lately, I’ve found the manufacturer has stopped production of the 400mg dosage. The 800mg is still available.

I was diagnosed with ulcerative colitis about 12 years ago. After starting ASACOL my symptoms were gone in less than a week, and the disease has been in remission ever since with no side effects as far as I can tell. I feel bad for those that have not had positive results. My only problem is the cost…

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