Rubicon Research Limited operates as a specialty pharmaceutical company in India, the United States, and internationally. Its primary proprietary technologies for drug delivery comprising RubiSRL for the formulation of sustained release liquids using a combination of ion exchange and membrane diffusion controlled-release technologies; and RubiReten, a gastro-retentive system for drugs with poor solubility and a limited window of absorption. The company develops products in the areas of analgesics/pain management, hypokalemia, gastrointestinal, cardiovascular, skeletal muscle relaxants, metabolic, central nervous system, nicotine replacement therapy, and immunosuppressant. The company was incorporated in 1999 and is based in Mumbai, India.