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Next day pill: how to use, advantages and side effects

Next day pill: how to use, advantages and side effects

The next day pill is a method that can be used to prevent pregnancy after unsafe sexual intercourse.

Although it is interpreted as a practical solution to avoid unwanted pregnancy, this The


The market offers two types of pills the next day:

  • Cartel with 1 tablet containing 1.5mg of levonorgestrel
  • Tablet with 2 tablets: each of 0.75mg levonorgestrel

There is no difference between the two types of pills the next day, since the dosage is the same . Both represent a huge load of hormones ingested at one time, unlike the conventional contraceptive pills - ingested daily -, which have a lower dosage.

As it is an emergency rather than a preventive method, the dosage of the pill, independently

What are the chances of getting pregnant?

The risk of failure of the morning after pill is around 5%, when used correctly. Explaining better: if 100 women take the pill within the first 24 hours after unprotected intercourse, five of these women are still going to get pregnant

The failure rate is higher than other methods because the morning-after pill is not a contraceptive method for be used on a recurring basis, but in an emergency. The body is not ready for it.

The action of levonorgestrel - a type of progesterone - may inhibit or delay ovulation. It may impair the passage of the ovum or sperm, as well as cause changes in the endometrium, blocking the implantation of the egg.

If ingested after fetal formation, it can cause bleeding and miscarriage, life-threatening factors of the woman

Side effects of the morning after pill

Even if ingested once or at a very low frequency, it is still possible that the morning after pill causes side effects like:

  • Headaches
  • Pain in the body
  • Nausea
  • Diarrhea
  • Dizziness
  • Vomiting

Most often, the pill changes the woman's normal flow, deregulating menstruation. Depending on the day it was taken, the pill may delay bleeding or even delay menstruation.


The only contraceptive method that can be used after intercourse; In case of failure of the method and occurrence of pregnancy, it does not cause side effects (teratogenic) in the fetus; Prevents Unplanned Pregnancy as another contraceptive option


Repeated or frequent use deregulates the woman's menstrual cycle and fertile period. This increases the risk of unprotected sexual intercourse on a fertile day, facilitating pregnancy; If used frequently, the morning-after pill may impair the functioning of the female reproductive tract and may hinder future desired pregnancies. It may also increase the risk of ectopic pregnancy in the future;

May cause side effects such as: nausea, vomiting, dizziness, breast discomfort and headache; It has a high concentration of hormones and should only be used in emergencies; In breastfeeding women, it can decrease the amount of breast milk

How does menstruation last?

The morning after pill can delay or delay menstruation because of the hormonal imbalance it causes. After using the medication, the body needs to readapt and readjust the menstrual cycle. This may take some time depending on which time of the menstrual cycle you used the morning-after pill.

Usually, after taking the morning-after pill, menstruation can occur in the same week or about a week after the expected date. If menstruation does not occur after 4 weeks of taking the pill, a pregnancy test should be done.


The use of the morning-after pill is indicated when:

  • There was sexual intercourse with penile penetration in the unprotected vagina (did not use a condom or contraceptive of any kind)
  • If the condom has broken and the woman does not use contraceptive of any kind

In addition, there is no minimum age to take the medication. The woman can already take it from the moment she has an active sex life.

However, the ideal is always to seek professional help before using any hormonal method.


In principle, its use is contraindicated for women with

  • Uncontrolled hypertension
  • Vascular problems
  • Blood disorders
  • Morbid obesity

Women with any of these conditions who take the pill are more at risk of not working or suffering from complications of the disease. The use in these cases depends on individual assessment.

Furthermore, cigarette smoking can be harmful if combined with the morning-after pill. The estrogen pill is a vasoconstrictor, which contracts blood vessels, and cigarette nicotine as well. In association, they increase the risk of stroke (Stroke) and thrombosis.

Other contraindications may be indicated by your gynecologist, who will evaluate you on a case-by-case basis.

How to use

The procedure is very simple. For the type that has only one pill, just take it up to 72 hours after the sexual act - remembering that the effectiveness is greater in the first 12 to 24 hours.

For those who come in two doses, the first should be taken preferably soon after intercourse, and the second after 12 hours.

It is not recommended to take more than one pill per month as it loses effectiveness, increasing the risk of pregnancy. In addition, thanks to its high dose of hormonal components, it can cause adverse reactions such as nausea, altered menstrual cycle, headache and diarrhea.

Pills of the next day

  • Postinor-2
  • Pilem
  • Pozato
  • Diad
  • Minipil2-Post
  • Poslov

Where to find

The next day pill can be found at any pharmacy without a prescription. In addition, you can get in health posts.

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