Leiters is a trusted FDA-registered 503B outsourcing provider of high quality ophthalmology and hospital-based services. We are committed to providing healthcare professionals and their patients with high quality medications. Our team of experts in sterile pharmaceutical manufacturing, repackaging, and pharmacy provide a sophisticated understanding of what it takes to elevate quality and consistency of supply in outsourcing. We combine our team, our robust processes and our state-of-the art outsourcing facilities to ensure the highest quality products and services. We believe the most important consumer of our products are patients, and patients have trusted Leiters with their health for nearly a century.