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JEE Main 2026 Preparation: Question Papers, Solutions, Mock Tests & Strategy Unacademy » JEE Study Material » Chemistry » Antifertility Drugs

Antifertility Drugs

In this article, we will learn about the antifertility drugs, examples of antifertility drugs, their benefits, etc.

Table of Content
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Introduction

Developing antibiotics have played a critical role in the long and healthy lives people enjoy today. Antibiotics have rendered people healthier and longer lives. Food resources, employment, environmental issues, etc. have been affected by the rise in population. Population growth should be controlled to resolve these issues. Family planning has been developed as a result of these issues.

In chemistry, what are drugs?

A drug is a chemical compound, usually in a known form, that has a biological impact when supplied to a living organism, according to pharmacology. A prescription drug, often known as a pharmacy or pharmacy, is a chemical substance that is used to treat, cure, prevent, or detect an ailment, as well as to promote good health.

Antifertility drugs: what are they?

A drug that suppresses pregnancy hormones is considered an antifertility drug. By suppressing pregnancy hormones, these drugs don’t increase chances of getting pregnant. A synthetic progesterone derivative or a combination of synthetic progesterone.

Synthetic hormones are actually used to treat infertility. It is believed that taking progesterone pills causes the mucus in the cervix to thicken. In this way, sperm has a very difficult time entering the uterus and fertilising the egg, decreasing the chance of pregnancy. In women, progesterone inhibits ovulation. In comparison with natural progesterone, synthetic alternatives are more potent. Synthetic progesterone such as norethindrone is one of the most popular antifertility drugs on the market. This hormone combines the benefits of oestrogen and progesterone.

Antifertility Drugs: What Are Some Examples?

Antifertility medications are usually synthetic progesterone derivatives or a mix of oestrogen and progesterone. By thickening the uterine wall, these medications are used to restrict the fertilisation of eggs in a woman’s uterus. This stops sperm from entering the uterus and so inhibits conception. There are various different types of antifertility medications on the market. Some examples of antifertility medicines are :- Norethindrone, Ethinyl Estradiol, etc. 

Antifertility Drugs: How Do They Work?

The following is how antifertility medications work:

  1. A synthetic progesterone derivative or a combination of oestrogen and progesterone derivatives is present in oral antifertility medicine.
  2. The presence of both of these hormones in the bloodstream tends to impede the pituitary gland’s release of luteinizing hormone (LH) or follicle-stimulating hormone (FSH).
  3. Both LH and FSH aid in the development of the egg and the uterine wall lining. Progesterone aids in the development of the uterine body fluid that surrounds the egg, making it difficult for sperm to fertilise it. 
  4. Progesterone is also involved in the ovulation process. Monophasic, biphasic, and triphasic combinations of oestrogen and progesterone are used in antifertility medications.

For example,

Birth control and population control are two reasons why antifertility medications are utilised. These medications are essentially a mix of synthetic oestrogen and progesterone molecules that are more effective than the natural hormones. Others include: Novestrol, Mala D, Norethindrone.

Medications for infertility: Benefits

Weight gain is the only concern that has been noted as a side effect of these medications. These medications are extremely beneficial if taken in the correct dosage; the following are some of the most notable advantages:

  • They have no effect on sexual behaviours and minimise the risk of pregnancy.
  • Menstrual bleeding may be reduced as a result of them.
  • They can be taken as soon as the baby is born.

These medications should not be taken without first consulting a physician. The medical cycle should be preserved. If the pills are taken in a long-term dose, the risk of uterine cancer is reduced. They also protect against inflammatory illnesses of the pelvis. Progesterone is an anti-inflammatory hormone that also helps to control the immune system.

Medications that have a neurological effect

Analgesics and tranquillisers are drugs used in neurology. This has an impact on the message transmission mechanism from nerve to receptor. Tranquillisers are pharmacological compounds that are used to treat stress and mild to moderate psychological problems.

Most powerful sedative

Carfentanil is the world’s most powerful synthetic opioid, 10,000 times stronger than morphine, and law enforcement officials from Northwest Canada to the east coast of the United States are concerned that it is contaminating opium sources and even being sold as narcotics.

Aspirin a powerful muscle relaxant

Aspirin is used to treat mild to moderate pain associated with ailments such as stomach aches, toothaches, the common cold, and headaches. It can also be used to reduce pain and swelling in conditions like inflammation. Aspirin is a salicylate and a nonsteroidal anti-inflammatory medication (NSAID).

Conclusion

Antifertility Birth control and population control are both achieved through the use of medications. These medications are essentially a mix of synthetic oestrogen and progesterone molecules that are more effective than the natural hormones. Others include: Novestrol, Mala D, Norethindrone. Hypokalemia and perhaps irreversible sterilisation or a sluggish recovery pattern exacerbate antifertility consequences in humans. The mechanisms of action of gossypol’s influence on male fertility are unknown.

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