The problem of reliable family planning has relevancy to girls of all ages. Among a huge number of different birth control options, many women opt for over-the-counter (OTC) contraceptives.
Female contraceptives on the market available while not a prescription have many benefits compared to prescription medicines and devices for contraception. The key features, advantages and disadvantages of OTC female contraceptives can be found in this review.
The main advantage of over-the-counter feminine contraceptives is that they’ll be employed by nearly each girl. OTC contraceptives should not be used by only women, who have allergy to their active ingredients.
A list of active ingredients utilized in the assembly of feminine contraceptives will be found on the packaging or in «Consumer data Leaflet». In the production of the popular over-the-counter feminine contraceptives, spermicides like Nonoxynol nine or Benzalkonium chloride square measure used.
- Nonoxynol 9 is a spermicide widely known in the USA. For over 30 years, the American women use vaginal contraceptive sponges that include 1 gram of Nonoxynol 9 spermicide.
The America provider of feminine contraceptives containing Nonoxynol nine is Mayer Laboratories. You can purchase channel sponges for family planning within the USA beneath the brand name nowadays.
Vaginal films containing Nonoxynol nine area unit obtainable at the international pharmaceutical market. However, channel contraceptive films (VCF) with Nonoxynol nine don’t seem to be approved within the USA. Therefore, the yank ladies should buy such style of over-the-counter feminine contraceptives solely on on-line pharmacies.
Contraceptive sponges have a distinct advantage over spermicidal film. Vaginal contraceptive sponges are made of polyurethane, which absorbs moisture and holds it inside securely.
After putting in the sponge into the duct, polyurethane barrier is created in front of the cervix, which prevents the penetration of sperm into the uterus. Thus, channel sponges give not solely contraceptive result, but also act as a barrier contraceptive.
Soluble spermicidal films are not able to create a contraceptive barrier. Therefore, their effectiveness is less than that of feminine contraceptive contraceptives obtainable purchasable as ployurethan sponges.
- Benzalkonium chloride is a spermicide very popular in Europe and practically unknown in the USA, Australia, Canada and other developed countries. Benzalkonium spermicidal agent is used in the production of soluble vaginal suppositories, creams, balls and tablets.
The European provider of feminine contraceptives containing Benzalkonium is Laboratoire Innotech. It is attainable to shop for duct balls for family planning within the EU below the trademark Pharmatex.
Mechanism of action of feminine contraceptives containing Nonoxynol nine and Benzalkonium is identical. However, the period of the contraceptive impact of Benzalkonium and Nonoxynol nine is totally different.
Mechanism of action and effectiveness of female spermicidal contraceptives
All spermicides used in the production of female contraceptives have the ability to destroy the structure of spermatozoa and thereby to inactivate sperm.
When contacting a preventive agent with sperm cell, organic chemistry reaction takes place, thanks to that the flexibility of spermatozoa to fertilize the egg decreases by many times.
The effectivity of feminine preventive contraceptives (sponges, films, suppositories, sprays, gels, creams, tablets, capsules) doesn’t exceed ninetieth. This means that no less 10% of women using spermicides for birth control can become pregnant.
Because of the low potency of spermicides, they’re counseled to be used at the side of barrier family planning strategies (condoms, vaginal diaphragms, cervical caps).
Choice of female contraceptive commercially available without a prescription
When selecting over-the-counter feminine contraceptives, pay attention to the duration of its contraceptive effect. Even if differing types of feminine contraceptives contain identical active ingredient, the duration of their effect may be different.
All feminine contraceptives containing preventive agents area unit used just the once. The maximum length of contraceptive impact is provided by feminine contraceptives made of polymer sponge.
- Vaginal sponges containing Nonoxynol 9 provide contraceptive effect within 24 hours.
- The maximum duration of the effect of female contraceptives containing Benzalkonium is 4 hours.
The advantage of non-hormonal contraceptives for women compared to hormonal birth control methods is that they can be used in the postpartum period. In addition, many non-hormonal contraceptives for women help to prevent infections of the urinary system.
If you want to buy female contraceptives but have never used them, you can get from your doctor or pharmacist information on different birth control options. When buying female contraceptives online without a prescription, you can get a pharmacist’s qualified advice – absolutely free.
Visitors of online pharmacies have the opportunity to buy non-hormonal and hormonal female contraceptives. Before you purchase over-the-counter or prescription feminine contraceptives on on-line pharmacy, raise all of your queries by phone or email.