Keystone Research Ltd

1. Allergan Inc. $1,108,286 149 payments
2. Ocular Therapeutix, Inc. $289,845 20 payments
3. AbbVie, Inc. $276,352 25 payments
4. Alcon Research LLC $201,506 196 payments
5. Novartis Pharmaceuticals Corporation $141,227 4 payments
6. Sun Pharmaceutical Industries Inc. $43,148 7 payments
7. Ivantis, Inc $35,087 8 payments
8. Kala Pharmaceuticals, Inc. $26,620 6 payments

1. Multicenter Double Masked Randomized Vehicle-Controlled Parallel-Group study of AGN-190584 for Participants with Presbyopia $521,646 9 payments
2. Long-term Safety and Efficacy Extension Trial of Bimatoprost SR $253,680 22 payments
3. A Comparison of Bimatoprost SR to Selective Laser Trabeculoplasty in Patients with Open-Angle Glaucoma or Ocular Hypertension $214,105 61 payments
4. The Efficacy and Safety of Bimatoprost SR in Patients With Open-angle Glaucoma or Ocular Hypertension $156,882 30 payments
5. A Prospective Multicenter Open Label Study to Evaluate the Safety Tolerability and Efficacy of OTX TIC Implant in Subjects With Primary Open Angle Glaucoma or Ocular Hypertension $102,720 11 payments
6. Open Label Study to Evaluate the Safety, Tolerability and Efficacy of OTX-TIC (Travoprost) Implant in Subjects with Primary Open-Angle Glaucoma or Ocular Hypertension $93,054 1 payment
7. An Eighteen-Month, Two-Arm, Randomized, Double Masked, Multicenter, Phase III Study Assessing the Efficacy and Safety of Brolucizumab Versus Aflibercept in Adult Patients With Visual Impairment Due to MacUlar Edema Secondary to Branch Retinal Vein Occlusi $81,886 1 payment
8. A multicenter, open-label, single arm study in patients with open angle glaucoma or ocular hypertension who have not had previous laser trabeculoplasty treatment $77,095 16 payments
9. Exploratory study comparing Visual performance between AcrySof IQ and Tecnis Monofocal(Exploratory study comparing Visual performance between AcrySof IQ and Tecnis Monofocal) $68,579 33 payments
10. Post Approval Study of the AcrySof IQ ReSTOR Toric IOL $52,100 101 payments

1. Other $43,148 7 payments

Only reported on some payments, and a payment can report more than one category, so these amounts overlap.