1 Femring-Femring is inserted into the vagina and left in place for three months, after which it is removed and replaced with a fresh ring. 2  NuvaRing-NuvaRing is inserted into the vagina and left in place for three weeks, after which it is removed for a 'ring-free' week to allow menstruation to occur.orn continuously for three weeks followed by a week off, each vaginal ring provides one month of birth control. Several vaginal ring products are currently available, including: 1  Estring-a low-dose estradiol-releasing ring, manufactured from silicone elastomer, for the treatment of vaginal atrophy (atrophic vaginitis).
Feta cheese, according to the latest EU regulations, is a variety of cheese that is made in specific areas of Greece and is manufactured using sheep's milk. The cheese may also be considered âfetaâ if it is made of a mixture of sheep and goat's milk, with goat's milk being less than or equal to 30% of the entire mixture. Goat cheese, as the name suggests, is cheese prepared using goat's milk. 1 Properties.
Feta cheese is soft and crumbly. Feta cheese is made with sheep's or goat's milk and it has a bold and tangy flavor. The cheese supplies key vitamins and minerals, but it can also be high in saturated fat and sodium. You can keep feta cheese as an occasional part of your healthy eating plan, however, because it does have some nutritional value.