United States Active Pharmaceutical Ingredient Market Assessment, By Synthesis [Biotech, Synthetic], By Potency [Traditional API, HPAPI], By Manufacturer [Captive APIs, Merchant APIs], By Type [Generic APIs, Innovative APIs], By Drug [Prescription Drugs, Over-the-counter Drugs], By Usage [Clinical, Research], By Application [Cardiovascular Diseases, Oncology, Neurology, Orthopedic, Diabetes, Pulmonology, Gastroenterology, Nephrology, Ophthalmology, Others], By Region, Opportunities and Forecast, 2017-2031F