: This changes the endometrium to prevent a fertilized egg from implanting. 2. Usage Instructions and Schedule
: The user compresses the ring and inserts it high into the vagina, similar to a tampon. It does not need to be in an exact position to work.
: This creates a barrier that makes it difficult for sperm to reach an egg. vaginalnoe koltso instruktsiia
Proper use is critical for the ring's 99% effectiveness rate.
Vaginal Ring For Birth Control: Effectiveness & Side Effects : This changes the endometrium to prevent a
The ring typically contains two hormones: an estrogen (ethinyl estradiol) and a progestogen (etonogestrel). These hormones work in three primary ways to prevent pregnancy:
: The ring remains in place for three consecutive weeks (21 days). It is then removed for a one-week break (7 days), during which withdrawal bleeding (similar to a period) typically occurs. It does not need to be in an exact position to work
The Vaginal Ring: A Modern Approach to Hormonal Contraception