Plan B

All You Need To Know About Plan B One-Step®

What It Is & How It Works

Who Should Not Take This Pill?

Plan B One-Step® should not be taken:

When To Consult The Pharmacist

Refer to the pharmacy staff before using this product if:

What Are The Possible Side Effects?

Some women may experience mild side effects similar to those experienced from regular birth control pills, including:

Additionally, some women may experience menstrual changes such as spotting or bleeding before their next period.

Some women may have a heavier or lighter next period, or a period that is early or late depending on when the pill is taken during your cycle.

The majority of women have their menstrual period at the expected time or within ±7 days.

The only way of knowing that Plan B One-Step® has worked is when you get your next period, which should come at the expected time or within a week of the expected time. If your period is more than one week late, you should receive a pregnancy test, as you may be pregnant.

When To Take Plan B One-Step®

If it has been longer than 72 hours since unprotected intercourse or contraceptive failure, please consult the pharmacy staff before using this product to determine if the pill should still be used.

If you have missed doses of your regular birth control, please consult the pharmacy staff to determine your need for the product and develop a plan to restart your regular birth control regimen.

Additional Resources

University Health Services Women’s Clinic
333 E Campus Mall | (608) 265-5600
(Free pregnancy testing for UW students)

Planned Parenthood
2222 S Park Street | (608) 251-6546

Plan B One-Step® Information Center


Posted in: News from Community Pharmacy