AdverseEvents is a new Web site that lists possible unwanted side-effects from taking medications. There is some very good information here for free, although to get more details you do have to subscribe to the site. Here is their description:
Adverse Events, Inc. (AEI) is the only provider of up-to-the-minute, critical, potentially life-saving information regarding side effects associated with FDA-approved prescription medications. AEI has created a unique set of online tools that are optimized to provide un-paralleled access to adverse event information on over 4,000 drugs, in an easy to understand and navigate format. AEI’s tools give control over treatment plans back to patients and their doctors, while providing an immediate view of potential trends and problems in the drug industry to pharmaceutical, healthcare, insurers, financial institutions and media.
RxFilter™ is a proprietary 17-step data refinement process developed by AdverseEvents, Inc. that standardizes and normalizes the Federal Drug Administration (FDA) Adverse Events Reporting System (AERS) database. Combining complex computer algorithms with hands-on data analysis by highly trained researchers, the RxFilter process is the most thorough optimization procedure ever applied to the FDA's drug safety database. It accurately measures and tracks adverse events associated with medications reported to the FDA.