I-Pill: What It Is, How It Works, and What You Need to Know

When you need to prevent pregnancy after unprotected sex, the I-Pill, a brand of emergency contraceptive containing levonorgestrel. Also known as the morning-after pill, it’s not a regular birth control method—it’s a backup option designed for emergencies. Unlike daily pills, the I-Pill is taken once, as soon as possible after sex, ideally within 72 hours. The sooner you take it, the more effective it is. It doesn’t end an existing pregnancy or harm a developing embryo. It works by delaying or stopping ovulation, so sperm can’t fertilize an egg.

Levonorgestrel, the active ingredient in the I-Pill, is also found in other emergency contraceptives like Plan B and AfterPill. It’s not the same as the abortion pill (mifepristone). You can’t use it to end a pregnancy—you can only use it to prevent one from starting. Some people think it causes weight gain or long-term fertility issues, but studies show those aren’t common side effects. The most typical reactions are nausea, tiredness, or a change in your next period—usually mild and short-lived. If your period is more than a week late, take a pregnancy test. It’s not a guarantee, but it’s one of the most accessible options for emergency prevention.

The I-Pill is available over the counter in many countries, including Canada, and doesn’t require a prescription. But it’s not for routine use. If you’re having unprotected sex often, talk to a doctor about regular birth control. Methods like IUDs, pills, or implants are far more effective for ongoing protection. The I-Pill is meant for the unexpected: a broken condom, missed pills, or forced sex. It’s not a substitute for planning, but it’s a safety net when you need it.

What you’ll find in the posts below are real-world guides on emergency contraception, how it compares to other options, what to expect after taking it, and how to manage side effects. You’ll also see how it fits into broader discussions about reproductive health, access, and timing. These aren’t theoretical articles—they’re practical, clear, and written for people who need answers fast.