What it is: A flexible plastic ring that is inserted vaginally.
How to use it: Twist ring into a figure 8 shape and insert into the vagina.
How it works:
leave ring inside vagina for 3 whole weeks. Don't take it out during sec. On the 4th week, remove ring and leave out for 7 days. Start again.
Side effects:
Breast tenderness, headaches and nausea
Pros:
Easy to check. Easy to use. Regulates period.
Cons:
Possible vaginal discharge and discomfort