How Long Does It Take for the NUVA Ring to Work?
If the NuvaRing is inserted on the first day of a woman's period, it is effective for birth control 7 days later.
If the NuvaRing is inserted on the first day of a woman's period, it is effective for birth control 7 days later.
The NuvaRing is a prescription birth control device that contains an estrogen hormone and a progestin hormone. The manufacturer states that these hormones work in tandem to prevent ovaries from producing mature eggs, thus reducing the risk of...
NuvaRing is the brand name for a vaginal ring that delivers ethinyl estradiol and etonogestral, types of estrogen and progesterone respectively, as a means of prescription birth control. A woman inserts the ring herself and then leaves it in place...
Ovulation is usually at the midpoint of a woman's menstrual cycle. It takes place when the right mixture of hormones reach a certain point. Pregnancy occurs when a woman ovulates and releases an egg from the ovaries. The egg than travels down...

Modafinil, sold under the brand name Provigil, is used to treat sleep disorders such as narcolepsy and obstructive sleep apnea. Provigil is a stimulant that enhances daytime wakefulness but is known to interact with many prescription drugs,...
NuvaRing, manufactured by the Schering-Plough Corporation, is a hormonal form of birth control. The flexible ring is inserted into the vagina and releases hormones to prevent pregnancy. The active ingredients in the NuvaRing, also called a vaginal...