| Study | Study Design | Dates Sort descending | Age | Smokers Allowed | Location | Compensation |
|---|---|---|---|---|---|---|
| Volunteers needed for upcoming trials Upcoming All | 18-75 | No | Dallas, Texas | $3,000 to $18,000 | ||
| Non-Smokers may qualify! 780583 2b | 1 stay of 4 nights, plus 3 follow-up visits & 2 phone calls | Feb 01 2026 - Feb 18 2026 | 25-65 | No | Dallas, Texas | $3,905 |
| Short in-house stay! 780409 1a | 1 stay of 4 nights, & 1 follow-up visit | Feb 11 2026 - Feb 21 2026 | 18-50 | No | Dallas, Texas | $3,277 |