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# Comments Sought on DTC Studies
- URL: https://www.fdaweb.com/comments-sought-on-dtc-studies/
- Published: 2017-07-19T12:00:00.000Z
- Updated: 2026-09-14T22:35:08.000Z
- Author: David McFarland
- Tags: FDA Policy/General, #legacy-id-D5139169

*Federal Register* notice: FDA is seeking comments on proposed studies on “Character Space-Limited Online Prescription Drug Communications.” The studies are designed to address the question of whether substantive risk information in character-space-limited communications (e.g., Twitter) is effective in communicating risks when benefit claims are made, or whether a link to the risk information is sufficient. To view the notice, click [here](https://www.gpo.gov/fdsys/pkg/FR-2017-07-18/pdf/2017-15002.pdf?ref=fdaweb.com).