How effective is Plan B, and how long is it effective for?

Whether you forgot to take the pill or the condom broke, you hush have an option for preventing pregnancy—but you have to act fast. plan B One-Step is a morning-after pill that can prevent pregnancy after unprotected sex or birth master failure. Emergency contraception can offer peace of mind, but many women placid wonder : How effective is Plan B ?

How design B works

design B is a progesterone drug that contains the hormone levonorgestrel. Levonorgestrel prevents pregnancy in different ways, depending on where you are in your menstrual cycle. It can temporarily stop the release of an egg from an ovary or prevent a fertilize testis from attaching to the uterus. plan B works if taken within 72 hours after a regular give birth control method acting fails or within 72 hours after unprotected sexual intercourse .
once absorbed into the bloodstream, which normally takes a match of hours, levonorgestrel starts to affect the ovaries or uterine lining. Although it ’ second rare, some women may throw up within two hours of taking a plan B pill. If this happens to you, it ’ mho best to follow up with your healthcare supplier and ask whether or not you should take a moment dose.

You can take plan B at any clock time during your motorbike, but it ’ s only meant to be used as an emergency contraceptive pill. Because taking an hand brake contraceptive affects your hormones and fights your body ’ mho natural functions, it can much cause side effects. here are some of the most common side effects that women have :

  • nausea
  • Lower abdominal pain
  • Breast tenderness
  • tire
  • Spotting/changes in menstrual bleed
  • dizziness
  • concern

If you ’ ve taken design B and start to experience severe lower abdominal pain three to five weeks after taking it, you should seek checkup advice vitamin a soon as possible. Having this specific side effect in this timeframe may mean that you have an ectopic pregnancy, which is a pregnancy that happens outside the uterus. Ectopic pregnancies can be dangerous, which is why it ’ s so significant to talk to a healthcare professional right field away if you experience this symptom .

How effective is Plan B ?

design B is a very effective emergency contraception pill. It works well to prevent pregnancy within three days of an unprotected arouse act, but is most effective ( > 97 % ) when taken within 24 hours of the incidental, says Madeline Sutton, OB-GYN, a medical epidemiologist and former Commissioned Corps Officer at the CDC. A morning-after pill like Plan B can prevent pregnancy 75 % to 89 % of the time if you take it within three days of unprotected sexual activity .
even though there ’ s no limit to how many times you can take plan B, taking more than one acid won ’ t make it more effective. If you have unprotected arouse again the day after taking plan B, then you should take another dose. Take one pill for every act of unprotected sexual activity, but remember that plan B is not a stand-in for regular give birth control. Talk to your healthcare supplier about the most appropriate human body of give birth restraint for you .

Is there a plan B weight limit ?

Some research suggests that emergency birth command containing levonorgestrel may be less effective in individuals with a higher BMI. But a 2017 revue of four randomized trials found that women with a BMI over 30 had merely a slenderly higher hazard of pregnancy than women overall ( 2 % pregnancy pace vs. 1.2 % pregnancy rate ). These findings suggest that even among women with a higher BMI, Plan B hush has a high chance of being effective when used correctly. calm, more research is needed .
In the United States, there is no weight specify on the plan B label. After conducting a reappraisal of the efficacy of levonorgestrel in women over 165 lbs whose BMI was greater than 25, the FDA found no testify to change the pronounce. The FDA states that the most crucial factor is how quickly the medicine is taken after unprotected sex or contraceptive failure—as quickly as possible within 72 hours .
however, for women with a higher body weight, these two forms of emergency contraception may be more effective :

  • Ella (ulipristal acetate): This form of emergency parturition control is most effective ( in terms of weight unit ) in women weighing 155 to 195 pound. It should be taken within five days of unprotected arouse. Women with a BMI over 35 and/or weighing more than 195 lbs should consult their healthcare supplier for a different, effective choice .
  • Copper IUDs: Paragard, Mirena, or Liletta IUDs can be used as emergency contraception —regardless of weight. When arrange in rate within five days of unprotected sex, these IUD ’ s are over 99 % effective at preventing pregnancy. Call your healthcare provider vitamin a promptly as possible when you realize you need hand brake contraception. These IUDs provide emergency contraception and besides can serve as durable birth control.

Who should not take plan B ?

even though plan B is identical effective, it isn ’ t right for everyone and is less effective under the follow circumstances :

  • It ’ randomness less effective the longer you wait to take it, sol take it angstrom soon as possible .
  • It ’ s not effective if you ’ re already ovulating .

If you have a BMI that ’ s 30 or greater, a copper IUD or the Ella morning-after pill may be better options for you. The Paragard ( bull ) IUD is about 99.9 % effective at preventing pregnancy if it is put in within five days after unprotected sexual activity, and once inserted, can prevent pregnancy for up to 12 years .
Ella hand brake contraception works to prevent pregnancy up to five days after sex and lowers the risk of pregnancy by about 85 %. however, you should not take plan B or early morning-after pills containing levonorgestrel if you have taken Ella since your last period .
note : Unlike the plan B pill, the Ella morning-after pill requires a prescription from a doctor to obtain. The Paragard IUD is available by prescription and through your sophisticate or family planning clinic. You ’ ll need your OB-GYN to insert the IUD, so if you decide to go that route, call the position vitamin a soon as possible and explain the situation so they can bring you in cursorily to insert the IUD .

plan B interactions

Certain medications and herb may besides decrease the effectiveness of plan B because they contain enzymes that reduce the concentration of progestins in the blood. Examples of such medicines and herbal products include :

  • Barbiturates
  • Bosentan
  • Carbamazepine
  • Felbamate
  • griseofulvin
  • Oxcarbazepine
  • diphenylhydantoin
  • rifampin
  • St. John ’ s wort
  • Topiramate

plan B does not prevent STDs

Another thing to be aware of is that plan B doesn ’ metric ton protect against sexually familial infections. The merely way to protect yourself from HIV/AIDS, genital herpes, chlamydia, hepatitis, or other STDs is to correctly and systematically use latex condoms or practice abstinence. Some vaccines can prevent hepatitis B and HPV but will not protect against other STDs. The CDC recommends that children get their first dose of the HPV vaccine at age 11 to 12, but the vaccine is besides recommended for everyone up to senesce 26 ( and certain adults ages 27 to 45 years, depending on risk ) if they haven ’ metric ton been vaccinated .
RELATED: Should you get the hepatitis B vaccine?

How do you know if Plan B worked ?

The only direction to know if Plan B has prevented pregnancy is to wait for your adjacent period. If your period arrives more than a workweek late, you may want to consider taking a pregnancy test. Some women will experience alight run after taking design B and may take this as a sign that it ’ second worked to prevent pregnancy. however, spotting is an expect side impression of the morning-after pill and international relations and security network ’ t an indication that it has or has not prevented pregnancy. Getting your period and/or a negative pregnancy trial is the alone way to know for sure .
plan B is not an miscarriage pill and will not end a pregnancy if you ’ re already fraught. If you ’ ve unintentionally taken plan B after you ’ re already fraught, it ’ south dear to know that there is no evidence to suggest that it ’ randomness harmful to developing babies. If it doesn ’ triiodothyronine work and you become meaning, it ’ s improbable that it will cause injury to you or your baby. Talking with your healthcare provider is the best way to learn about syndicate planning methods that will work well for you .

How farseeing is Plan B effective ?

It ’ south best to take design B arsenic soon as possible since it works best within the first three days. You can take it up to five days after unprotected sexual activity, but it won ’ deoxythymidine monophosphate knead ampere well by the fifth day. once consume, it ’ s only effective for a utmost of about five days. After this sum of time, the hormones that were in the pill will have left the body. The utmost amount of time that it stays in the body coincides with the sum of clock that sperm can live inside the female generative tract—about five to six days .

Bottom line—You can still get pregnant after taking plan B

It ’ randomness important to note that you can inactive get fraught even after taking plan B. besides, if you take design B after unprotected sex and then have unprotected sex again, you ’ ll need to take another pill. A long-run mannequin of birth control is the best way to prevent pregnancy. long-run give birth restraint options include the birth see pill, IUDs, implants, shots, patches, latex condoms, and vaginal rings ( if used every time you have sex ) .

Where to buy Plan B

Adults can buy Plan B One-Step over-the-counter without a prescription drug at most drugstores and pharmacies. You can besides get it from kin plan centers or health department clinics .
unfortunately, Plan B can be quite expensive at about $ 38 to $ 58 per pill. Most insurance companies will cover the monetary value if a healthcare provider prescribes it as an emergency contraceptive. If you ’ re not able to get a prescription drug, you may be able to get it for free or at a lower price from Planned Parenthood.

Another way to save money on the morning-after pill is SingleCare ’ randomness drug coupon. These coupons could give you discounts of up to 80 % off, but you will need to seek a prescription drug from your provider first. SingleCare offers discounts on other forms of birth restraint, besides. Learn how to find free birth manipulate without health policy here .

source : https://kembeo.com
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