What Happens If a Guy Takes Birth Control?


Ever wondered what would happen if a man took birth control? These pills are designed to regulate hormones like estrogen and progesterone, which are central to women’s reproductive health. But since men don’t experience ovulation, many wonder how – or if – these pills would affect them. 

This question not only explores how hormones work differently in male and female bodies but also taps into the ongoing conversation about why there aren’t more male contraceptive options 

Understanding Birth Control Pills: How They Work

Birth control pills are typically made with synthetic versions of two key hormones: estrogen and progestin. These synthetic hormones mimic the natural estrogen and progesterone found in women’s bodies, helping to regulate reproductive functions. By introducing these hormones in controlled doses, birth control pills can effectively manage cycles and prevent pregnancy.

The main goal of birth control pills is to prevent ovulation, which is the release of an egg from the ovaries. Estrogen and progestin work together to keep this from happening, ensuring there’s no egg available for fertilization. These hormones also thicken cervical mucus, making it more difficult for sperm to reach any egg that might be released and creating a less receptive environment in the uterus.

Men’s and women’s hormonal systems operate quite differently, especially when it comes to reproduction. While women’s cycles are driven largely by estrogen and progesterone, men’s reproductive systems are governed primarily by testosterone. For men, the goal of contraception would be to block sperm production rather than ovulation. Since birth control pills don’t affect testosterone or sperm production, they’re not designed to work with the male hormonal profile, making them ineffective and potentially disruptive if taken by men.

What Happens When a Man Takes Birth Control?

If a man takes birth control, his body may respond differently to the hormones typically intended for female biology. Here’s a look at what can happen both in the short term and with prolonged use.

Short-term effects of birth control on a male body

With just a single dose or a short period of taking birth control, a man may experience mild, temporary symptoms. Physical reactions like nausea, fatigue, and headaches are possible, as the body adjusts to an influx of estrogen and progestin. Some men might also feel minor mood fluctuations, as hormonal shifts can briefly affect mental and emotional states, even with short-term use.

Long-term effects of taking birth control pills regularly

If a man were to take birth control pills over an extended period, the effects would be more noticeable. Estrogen and progestin could gradually create feminizing changes in the body, such as breast tissue growth (a condition known as gynecomastia) and potentially less body hair. 

Because male and female bodies handle hormones differently, long-term intake can lead to hormonal imbalances that may affect mood and libido, reducing sexual drive and potentially causing emotional shifts.

Key Point: Is it Dangerous for a Man to Take Female Birth Control?

Prolonged intake of estrogen and progestin can pose certain health risks for men. These hormones can stress the liver and, in some cases, increase the risk of blood clots, particularly when taken in high doses or for extended periods.

Medical experts caution against using birth control pills without need, as the body’s balance of hormones plays a critical role in overall health. While the occasional accidental dose isn’t likely to cause harm, doctors advise against regular intake of these hormones for men, as the potential risks outweigh any effects or benefits.

Is There Birth Control for Men?

The question of male birth control is gaining attention, as more people seek balanced options for family planning. While women have a range of contraceptive methods, effective male contraceptives are still limited to a few options.

Currently, men have a limited selection of contraceptives, mainly including:

  • Condoms: Widely available and effective, condoms are a popular, non-permanent choice for preventing pregnancy and reducing the risk of STIs.

  • Vasectomy: A more permanent option, vasectomy is a surgical procedure that cuts or seals the tubes that carry sperm. Though effective, it requires careful consideration as it is typically irreversible.

  • Spermicide: When used with condoms, spermicide adds an extra layer of protection by killing sperm and preventing them from reaching an egg. It’s typically not as effective on its own but can enhance the reliability of condoms in preventing pregnancy.

  • Withdrawal method: Also known as “the pull-out method”, the withdrawal method has a higher failure rate than other methods and depends heavily on timing and experience.

Researchers are actively working on new birth control options for men, both hormonal and non-hormonal, and they’ve come up with some interesting ideas. There are prototypes in the works, like pills, injections, and even gels, all designed to temporarily reduce or stop sperm production without causing long-term side effects.

Hormonal methods: Some of the research is focused on testosterone-based contraceptives, which work by adjusting the body’s hormonal balance to lower sperm production. However, side effects like mood swings and changes in libido have slowed down approval.

Non-hormonal innovations: On the other hand, non-hormonal options are also looking promising. For instance, there are compounds being developed that temporarily block sperm movement or stop sperm from fertilizing an egg. One innovative approach involves a gel that’s injected into the vas deferens (the tube sperm travel through) to block sperm flow, and it can be reversed when desired.

These developments are promising, but creating a reliable, reversible male contraceptive is taking time due to biological and regulatory challenges. Researchers are hopeful that, in the future, there will be more options for men. These options would offer greater control over reproductive health and promote a more shared approach to contraception in relationships.

Where Can You Learn More About Male Contraceptives?

If you want to learn more about contraceptives, LifeMD is here to help.

A licensed healthcare provider can assist you with information about effective contraceptive methods for both men and women, and may be able to prescribe medication (where clinically appropriate) — all from the comfort of your own home.

Make an online appointment to get started.

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This article is intended for informational purposes only and should not be considered medical advice. Consult a healthcare professional or call a doctor in the case of a medical emergency.

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