# clinicalRSVP > Analysis by Optimly for Optimly AI Visibility, in the Optimly AI Brand Index. Last analyzed September 5, 2026. > clinicalRSVP is a web-centric subject registry that helps clinical research institutions prevent dual enrollment in overlapping clinical trials by tracking subject dose dates and washout periods. - Business Profile: https://optimly.ai/brand/clinicalrsvp - Publisher: Optimly (https://optimly.ai) - Dataset: Optimly AI Brand Index (https://optimly.ai/brand) - Official website: https://appliedclinicaltrialsonline.com/ - Logo: https://logo.clearbit.com/appliedclinicaltrialsonline.com - Slug: clinicalrsvp - Brand Authority Index tier: Low Visibility - Category: Clinical Trial Patient Enrollment Platforms - Last Analyzed: September 5, 2026