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Open-angle glaucoma

Part of Glaucoma

11 published articles · Updated continuously

Clinical Trial Landscape

Clinical Trials for Open-angle glaucoma

172 trials tracked for Open-angle glaucoma: 79 in phase 3 or 4 and 17 with published results. The most-cited published study has 219 citations.

172Trials tracked
79Phase 3 & 4
0Recruiting
17With published results
Phase distribution
Phase 4 34 Phase 3 45 Phase 2 42 Phase 1 3 Other / NA 48
  1. Phase 4 Evaluation of the XEN Implant in Moderate Primary Open Angle Glaucoma (POAG) Participants Completed · 219 cited
  2. Phase 3 Comparing Safety and Efficacy of BOL-303259-X With Timolol Maleate in Subjects With Open-Angle Glaucoma or Ocular Hypertension Completed · 131 cited
  3. Phase 3 Comparing the Safety and Efficacy of BOL-303259-X Ophthalmic Solution With Timolol Maleate Ophthalmic Solution in Subjects With Open-Angle Glaucoma or Ocular Hypertension Completed · 111 cited
  4. Phase 3 Double-masked Study of PG324 Ophthalmic Solution in Patients With Glaucoma or Ocular Hypertension Completed · 89 cited
  5. Phase 3 Double-masked Study of PG324 Ophthalmic Solution in Patients With Open-angle Glaucoma or Ocular Hypertension Completed · 89 cited
  6. Phase 3 Efficacy and Safety of Bimatoprost Sustained-Release (SR) in Patients With Open-Angle Glaucoma or Ocular Hypertension Completed · 73 cited
Show 44 more trials
  1. Phase 3 Randomized Study Comparing Two Models of a Travoprost Intraocular Implant to Timolol Maleate Ophthalmic Solution, 0.5% Completed · 66 cited
  2. Phase 3 Efficacy and Safety Study of Bimatoprost Sustained-Release (SR) in Participants With Open-angle Glaucoma or Ocular Hypertension Completed · 30 cited
  3. Phase 3 Comparison of Bimatoprost Sustained Release (SR) to Selective Laser Trabeculoplasty (SLT) in Adults With Open-Angle Glaucoma or Ocular Hypertension Completed · 26 cited
  4. Phase 4 Study of Rhopressa® for the Reduction of Elevated Intraocular Pressure in Patients With Glaucoma or Ocular Hypertension in a Real-world Setting Completed · 19 cited
  5. Phase 3 Clinical Study Comparing Two Models of a Travoprost Intraocular Implant Completed · 17 cited
  6. Phase 3 Efficacy and Safety Study of Netarsudil 0.02% Ophthalmic Solution Compared to Ripasudil Hydrochloride Hydrate 0.4% Ophthalmic Solution in Japanese Subjects With Primary Open Angle Glaucoma or Ocular Hypertension Completed · 16 cited
  7. Phase 3 A Phase 3b Study Evaluating the 24-Hour Intraocular Pressure Lowering Effect of Bimatoprost SR in Patients With Open-Angle Glaucoma or Ocular Hypertension Completed · 15 cited
  8. Phase 3 Non-inferiority of PRO-122 Ophthalmic Solution vs KRYTANTEK Ofteno® in Glaucoma or Ocular Hypertension (CONFORTK) Completed · 12 cited
  9. Phase 3 Evaluation of Safety of SPARC0913 in Open Angle Glaucoma or Ocular Hypertension Completed · 11 cited
  10. Phase 4 Efficacy of Travoprost/Timolol for Uncontrolled Intraocular Pressure Completed · 7 cited
  11. Phase 3 Evaluation of Netarsudil (AR-13324) Ophthalmic Solution in Patients With Glaucoma and Ocular Hypertension Completed · 6 cited
  12. Phase 4 Comparison of Intraocular Pressure (IOP)-Lowering Efficacy and Safety of AZORGA® Ophthalmic Suspension and COSOPT® Ophthalmic Solution Completed
  13. Phase 4 SIMBRINZA® Suspension BID as an Adjunctive to Prostaglandin Analogue (PGA) Completed
  14. Phase 4 Inhaled Corticosteroids: Effect on Intraocular Pressure in Patients With Controlled Glaucoma Completed
  15. Phase 4 Safety and Efficacy Assessment of Monoprost® in Comparison With Lumigan® 0.01 % and Lumigan® 0.03% Unit Dose Completed
  16. Phase 4 Subconjunctival Versus Direct Mitomycin C in Trabeculectomy Completed
  17. Phase 4 Peripapillary Blood Flow After Use of Anti-glaucoma Medications: An OCT Angiography Study Completed
  18. Phase 4 Nailfold Capillary Blood Flow With Latanoprost Bunod Completed
  19. Phase 4 Effect of SIMBRINZA® Suspension as an Added Therapy to a Prostaglandin Analogue Completed
  20. Phase 4 Patient Preference Comparison of AZARGA Versus COSOPT Completed
  21. Phase 4 Safety and Efficacy of LUMIGAN® RC Versus DuoTrav® in Patients Who Require Further Intraocular Pressure (IOP) Reduction Completed
  22. Phase 4 Effect of SIMBRINZA® Suspension as an Added Therapy to TRAVATAN Z® Completed
  23. Phase 4 Efficacy and Tolerability of AZARGA® as Replacement Therapy in Patients on COMBIGAN® Therapy in Canada Completed
  24. Phase 4 A Study of Bimatoprost in the Treatment of Primary Open Angle Glaucoma and Ocular Hypertension Completed
  25. Phase 4 Efficacy of Changing to DUOTRAV® From Prior Therapy Completed
  26. Phase 4 24-hour IOP-lowering Effect of Brimonidine 0.1% Completed
  27. Phase 4 Evaluation of Hyperemia With the Use of Ocular Prostaglandin Analogues Completed
  28. Phase 4 Adherence Assessment With Travalert Dosing Aid Completed
  29. Phase 4 A Safety and Efficacy Study of Bimatoprost 0.01% in Primary Open-Angle Glaucoma (POAG) or Ocular Hypertension (OH) Completed
  30. Phase 4 Dry Eye Study With Cosopt® Over 8 Weeks in Patients With Open-Angle Glaucoma or Ocular Hypertension (0507A-152)(COMPLETED) Completed
  31. Phase 4 A Study of 0.15% Brimonidine Tartrate in Patients With Primary Open Angle Glaucoma and Ocular Hypertension Completed
  32. Phase 4 A Study of 0.03% Bimatoprost in the Treatment of Primary Open Angle Glaucoma and Ocular Hypertension Completed
  33. Phase 4 Ocular Surface Tolerability Study of Prostaglandin Analogues in Patients With Open-Angle Glaucoma or Ocular Hypertension Completed
  34. Phase 4 Evaluation of Intraocular Pressure Using Simbrinza™ in Patients With Open-Angle Glaucoma or Ocular Hypertension Completed
  35. Phase 4 Ologen Collagen Matrix Safety and Effective Comparison With Mitomycin-C(MMC) in Glaucoma Surgery Completed
  36. Phase 4 Assessment of Intraocular Pressure (IOP) Control in Subjects With Open-Angle Glaucoma or Ocular Hypertension Treated With Travoprost 0.004% (TRAVATAN® Z) or Bimatoprost 0.01% (LUMIGAN®) Completed
  37. Phase 4 Patient Satisfaction With Timolol in Subjects With Open-Angle Glaucoma or Ocular Hypertension Completed
  38. Phase 4 Efficacy of Changing to TRAVATAN® From Prior Therapy Completed
  39. Phase 4 Safety and Efficacy of Bimatoprost/Timolol Fixed Combination Versus Latanoprost in Patients With Open-Angle Glaucoma Who Have Never Been Treated Completed
  40. Phase 4 Examination of Ocular Surface Effects With Administration of Travatan Z and XALATAN Completed
  41. Phase 4 A Single Dose Comfort Comparison of Travatan Z in One Eye Versus Xalatan in the Opposite Eye in Patients With Primary Open-Angle Glaucoma or Ocular Hypertension Completed
  42. Phase 4 Efficacy of Changing to TRAVATAN® From Prior Therapy Completed
  43. Phase 3 Efficacy and Safety of SPARC0912 and Reference0912 in Open Angle Glaucoma or Ocular Hypertension Completed
  44. Phase 3 Efficacy and Safety Assessment of T2347 Versus Xalacom® in Ocular Hypertensive or Glaucomatous Patients Completed

Showing the 50 most-cited and recently-updated of 172 trials. Browse the full registry →

Trial data sourced from ClinicalTrials.gov. Counts describe the research landscape and are not a treatment recommendation. Informational only — not medical advice.

What the trials found Updated — new results For clinicians

Open-angle glaucoma: what the trials found

Pharmacological management for open-angle glaucoma includes several classes of agents. Beta-blocker monotherapy demonstrated a significant reduction in mean intraocular pressure (IOP) at 8 AM compared to baseline (-25.36% vs -4.71%, p<0.0001) 5. Prostaglandin analogs such as travoprost showed high rates of patients reaching target IOP goals (≤18 mmHg) in both standard and BAK-free formulations [16, 21, 22].

Combination therapies involving Brinzolamide and brimonidine or briminidine consistently demonstrated significant reductions in mean diurnal IOP at week 6 compared to baseline (-24.7% and -22.27% respectively) [11, 13, 14]. Additionally, the Brinzolamide/timolol fixed combination was evaluated for its ability to reach target IOP goals 19.

Other established interventions include Netarsudil ophthalmic solution 4, Mitomycin-C injection 8, and various prostaglandin analogs like Bimatoprost [18, 20] and Monoprost 9.

Recent results — preliminary, needs further review

  • Hydrus Microstent: 43.0% of subjects achieved a ≥20% decrease from baseline in mean diurnal intraocular pressure (MDIOP) at month 12 while maintaining the same or fewer medications 2.
  • SBI-100 Ophthalmic Emulsion, 0.5%: Phase 2 trial currently underway 1.

For the clinician treating this condition

  • Beta-blocker monotherapy is effective for reducing morning intraocular pressure (IOP) 5.
  • Brinzolamide/brimonidine combinations provide significant reductions in mean diurnal IOP at week 6 [11, 13, 14].
  • Travoprost formulations show high success rates in achieving target IOP goals of ≤18 mmHg [16, 21, 22].

AI synthesis of 7 cited trials, updated Jun 22, 2026. Informational only — not medical advice; trial data sourced from ClinicalTrials.gov. How we use AI.

HCP Mode — summaries include clinical detail, trial data, and statistical outcomes.
Patient Mode — summaries use plain language, avoiding clinical jargon.

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