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Astigmatism clinical trials in California
4 studies for Astigmatism are looking for participants at sites in California.
Cities in California
SMILE Surgery in One Eye Compared to Ray Tracing-guided LASIK Surgery in the Fellow Eye
- Byers Eye Institute, Palo Alto
RecruitingPhase 4
Ages 22 to 59 · All sexes · Updated Aug 26, 2026 · NCT07721714Wavefront-guided LASIK Surgery Compared to Ray Tracing-Guided LASIK Surgery
- Byers Eye Institute at Stanford University School of Medicine, Palo Alto
RecruitingHealthy volunteers welcome
Ages 22 to 59 · All sexes · Updated Jan 22, 2026 · NCT07078799North American Comfilcon A Clinical Study
- University of Berkeley, Berkeley
RecruitingObservational study
Ages 8 to 75 · All sexes · Updated Aug 27, 2025 · NCT06902584An Evaluation of LASIK, SMILE and PRK Surgery in Physicians
- Byers Eye Institute at Stanford, Palo Alto
RecruitingObservational studyHealthy volunteers welcome
Ages 21 to 62 · All sexes · Updated Oct 23, 2024 · NCT02576483From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.