Difference Between Postinor 1 and Postinor 2

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Postinor 1 vs Postinor 2

The main difference between Postinor 1 and Postinor 2 is that the first one consists of a single table with 1500 milligram doze while the latter one contains 2 dozes of 0.75-milligram power. As the name says Postinor 1, consists of a single tablet, while the name Postinor 2 contains 2 doses of divided power.

Postinor 1 vs Postinor 2

Postinor 1 is an oral contraceptive tablet that is meant to be taken at the time of pregnancy. It works effectively when the dose is taken within 72 hours of unprotected sexual intercourse.

Postinor 2, on the other hand, is also an oral contraceptive medicine that comprises 2 tablets in a single pack. It works the same as usual, Protecting from unwanted pregnancy if taken within 72 hours of unprotected sexual intercourse. But these two tablets are supposed to be taken in a time interval.

Comparison Table Between Postinor 1 and Postinor 2

Parameters of ComparisonPostinor 1Postinor 2
DefinitionPostinor 1 contains one white and round tablet along with one blister sheet.Postinor 2 contains two tablet doses with one blister sheet. The colour and texture remain the same.
DosageIt should be taken in full within 72 hours of unprotected sexual intercourse.This contains 2 tablets. So one to be taken immediately and the next tablet after 12 hours to avoid pregnancy.
Failure RatePostinor 1 has a high failure rate, according to studies.This one has less failure rate, according to the reports.
MarketingThis tablet is marketed in only 13 countries and also manufactured by fewer producers.Postinor 2 is marketed in more country and manufactured by several producers, and also It covers around 42 nations.
CompositionThis one contains 1.5 mg of levonorgestrel progestogen in a single table per pack and to be taken full.Postinor 2 contains 2 tablets of 0.75 mg of levonorgestrel progestogen, which sums up to 1.5 milligrams of doze.

What is Postinor 1?

There are times when things go as unexpected. Like unwanted pregnancy.

Postinor 1 is a contraceptive pill that is supposed to be taken orally. The packet comprises one blister sheet along with a single dose of the pill.

The nature of the pill works to avoid the sperm to fertilize with the eggs present in a woman.

Clinical reports have observed that these type of pills have a failure rate of less than 1%, and very few medicines cause side effects. Also, the side effects vary from woman to woman. Side effects like 10-15% vomiting, 20-35% bleeding.

Also, Postinor 1 is marketed in some parts of the world. It covers around 13 countries. There are few manufacturers of Postinor 1.

What is Postinor 2?

Well, it’s evident that the pills have a lesser failure rate when it’s taken orally as soon as possible. Postinor 2 comes with two tablets of 0.75 mg each, which comprises levonorgestrel progestogen In the white round tablet.

However, it’s supposed to be taken as early as possible. The first tablet should be taken soon, and the next table should follow after 12 hours of the first one.

It’s not intended to be taken on a regular basis. The side effects can also be observed post intake. These include vomiting and some bleeding.

These medicines can stop unwanted pregnancy but don’t account for the prevention of sexually transmitted infections. However, a condom is always suggested to stop pregnancy and avoid any STIs.

Main Differences Between Postinor 1 and Postinor 2

  1. Postinor 1 contains a single tablet with a blister sheet, while Postinor 2 contains 2 tablets with a blister sheet.
  2. Postinor 1 has to be taken within 72 hours to avoid pregnancy, while Postinor 2 has two tablets in which the difference of timing must be 12 hours.
  3. Postinor 1 has a high failure rate, while Postinor 2 has a lesser chance of failure.
  4. Postinor 1 is manufactured by fewer agencies, while Postinor 2 is manufactured by many several agencies.
  5. Postinor 1 is marketed in only 13 countries, while the marketing of Postinor 2 is in 42 nations.


Medicine has come a long way. Now pills have got so much power that they can stop unwanted pregnancies.

The side effects can vary from person to person. It’s important to consult a doctor in case things go uneasy.


  1. https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1753-6405.2009.00381.x
  2. https://www.sciencedirect.com/science/article/pii/S0010782402003153

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