Agile Therapeutics, Inc. operates as a women's healthcare enterprise dedicated to the research, development, and market introduction of prescription contraception in the United States. Its flagship product is Twirla (also known by its development code, AG200-15), a combined hormonal contraceptive delivered through a patch applied once weekly. The company is also progressing with several pipeline innovations, including variations of Twirla and other new products: AG200-15 Extended Regimen (ER): A regimen designed to limit a woman to four withdrawal bleeding occurrences annually.