Srushti Pharmaceuticals Pvt. Ltd. The era of Sustained Release Capsules Sustained release formulations have proven advantages that provides a range of effective solutions to optimize the delivery of pharmaceutical products. Among the controlled release dosage forms, the most preferred preparations are the pellets filled in capsules. Benefits:  Improving the Drug´s Efficacy.  Enhancing Patient Compliance and Comfort.  Extending the Life Cycles of Existing Pharmaceutical Products.  Pharmaceutical Products.  Reducing the Total Cost of Treatment.  Lesser Side Effects.