- Postinor-1 (levonorgestrel)
- Further Information On Postinor 1
- What is Postinor-1 used for?
- How does Postinor-1 work?
- What does Postinor-1 contain?
- Postinor-1 for emergency contraception
- What are the Side Effects of Postinor-1?
- When should Postinor-1 not be used?
- What medications interact with Postinor-1?
- How should Postinor-1 be Taken?
- Can You Take Another Contraceptive pills with Postinor-1?
- How To Store Postinor-1?
- Related Posts
What is Postinor? For those who are not fully aware or know the complete definition of Postinor, allow me the pleasure of giving the complete definition.
Postinor-1 contains levonorgestrel, which is a synthetic progestogen, mainly used as an emergency contraceptive to protect against unwanted pregnancy following unprotected sεx.
Further Information On Postinor 1
What is Postinor-1 used for?
Postinor 1 is one of the major medicine which is used for emergency contraceptive against unwanted pregnancy within a short period of time.
In the United States of America (USA), Postinor 1 is also known or popularly known as Plan B
Postinor 1 or Plan B is used as an emergency contraceptive in the prevention of unwanted pregnancy after unprotected sεxual intercourse. This medicine is also used as an emergency contraceptive, if a contraceptive method that has been used failed to do what it promised to do.
The Postinor 1 1.5mg, also known as “the morning-after pill” is a single treatment and must be used within 72 hours after unprotected sεx, it is within this hour that this medicine is 99% effective. If you take this medicine within the 72 hours recommended time, it proves to be very effective in reducing your chances of becoming pregnant.
Warning→ Please be informed that this medicine will not have any effect if there is a chance that you are already pregnant.
How does Postinor-1 work?
Postinor-1 contains levonorgestrel, a synthetic progestogen, which is mostly known to work excellently as an emergency contraceptive in protecting Ladies/Women against unwanted pregnancy following unprotected sεx.
However, it is important to note here, that the preparation for pregnancy depends on a complex interaction between the female sεx hormones which is usually produced by the ovaries;
Oestrogen, which stimulates ovulation (release of an egg from the ovaries),
And progesterone, which works in the preparing the endometrium (lining of the uterus) for implantation of an embryo; as well as other regulating hormones, which is usually produced by the hypothalamus in the brain and the pituitary gland.
What does Postinor-1 contain?
Postinor-1 contains active ingredient levonorgestrel (1.5 mg), a synthetic progestogen that is used for emergency contraception.
- Potato starch,
- Maize starch,
- Colloidal silica anhydrous,
- Magnesium stearate,
- Lactose monohydrate.
Postinor-1 for emergency contraception
Levonorgestrel in Postinor-1, which is also called “the morning-after pill“, is thought to work primarily by preventing ovulation and fertilisation within the 1st two weeks of the month, before ovulation has taken place, which is when it is more likely that fertilisation is highest.
However, if you had unprotected sεx in the second 2 weeks of the month, levonorgestrel which is an ingredient in Postinor-1, that helps in reducing the chances of implantation by preventing development and thickening of the endometrium (lining of the uterus). When the Endometrium thickens and develops, the implantation of the fertilised egg becomes more successful and you can easily get pregnant.
The Postinor-1 will not prevent a pregnancy continuing if fertilization and implantation has already taken place.
What are the Side Effects of Postinor-1?
There are some common and rare side effects of the Postinor 1. However, some of the most commonly reported side effects when taking Postinor-1 include:
- Delayed period,
- Bleeding not related to menstrual bleeding,
- Irregular bleeding or Spotting nausea,
- Lower abdominal pain,
- Breast Tenderness,
- Breast Tenderness
- Irregular Bleeding
- Allergic Rejection
- Lower Stomach Pain
When should Postinor-1 not be used?
There are some cases where you should not take this Medicine. Please make sure that you don’t use Postinor-1 if you:
- Are very allergic to levonorgestrel or any ingredients which is used in producing Postinor-1 (Plan B)
- Are already pregnant or think you may be pregnant.
- Are late for your last period, or your last period was unusual in any way
- Have Liver disease or bowel problems, such as the Crohn’s disease
- If you have Diabetes mellitus or have heart disease, stroke, breast cancer, then don’t take Plan B.
- are taking medicines that interact with Postinor-1, including anticonvulsants like phenytoin, primidone and carbamazepin, barbiturates, anti-infectives like rifampicin, rifabutin, nevirapine, the antifungal griseofulvin, antibiotics like penicillin, preparations containing St John’s Wort
What medications interact with Postinor-1?
You should probably be aware that there are certain medications which interact with Postinor-1 and prevent it from working 99% effectively. If you’re taking any medication that interacts unknowingly, then there is a higher percentage of the Postinor 1 not working effectively. Thereby increasing your risk of becoming pregnant. If you are taking any of the following medications, be informed that the Postinor-1 may not be effective for emergency contraception.
- anticonvulsants like phenytoin, primidone and carbamazepin
- anti-infectives like rifampicin, rifabutin, nevirapine, griseofulvin
- antibiotics like penicillin
- preparations containing St John’s Wort
How should Postinor-1 be Taken?
Should Postinor 1 be taken Hourly, Daily, Weekly or Monthly? Does Postinor have a particular time when it’s most effective, like in the Morning, Afternoon or evening?
Please note that you should take your Postinor-1 with a glass of water, and do swallowed it whole, as soon as possible after you have had unprotected sεx.
It is very advisable to take this medicine with 12 hours (which makes it 100%) effective. However, you should ensure that you take this medication no later than 3 days after you have had unprotected sεx . You should only use Postinor-1 as an emergency contraception, not as a regular method of contraception.
Warning: It is better to be informed than deformed. You should note that if you use Postinor-1 more than once in a menstrual cycle, it may disrupt your cycle and cause irregular periods for a period of time.
If you’ve taken Postinor 1 and you vomit within 3 hours of taking the tablet, you should take another one immediately. If you are already taking another contraceptive pill, you can continue to use this for regular contraception.
Can You Take Another Contraceptive pills with Postinor-1?
If you are already taking another contraceptive pill like Apri, or any other pill, you can continue to use this for regular contraception at the same time as taking your Postinor-1 tablets, since the Postinor-1 is mainly intended for use only as emergency contraception, and not as a regular method of contraception.
How To Store Postinor-1?
It is medically advisable that you store your Postinor-1 below 25°C in a cool dry place.