|
|
|
|
The Anatomical Therapeutic Chemical (ATC) classification system
|
|
|
|
|
|
Level 4
G - Genito urinary system and sex hormonesG02 - Other gynecologicalsG02B - Contraceptives for topical useG02BB - Intravaginal contraceptives
G02BB01 - Vaginal ring with progestogen and estrogen
|
|
|
|