Aftera Vs Plan B: Your Complete Emergency Contraception Guide

Alan Lucks | MD

Medically reviewed by Alan Lucks | MD, Alan Lucks MDPC Private Practice - New York on January 25th, 2026.

Key Takeaways

  • Both medications contain identical 1.5mg levonorgestrel

  • Effectiveness peaks within 72 hours of unprotected intercourse

  • Aftera offers a more affordable generic alternative

  • Over-the-counter access with no age restrictions

Emergency contraception provides critical reproductive health options for women facing unexpected situations. Understanding the nuances between Aftera and Plan B can help individuals make informed, timely decisions about their reproductive health and pregnancy prevention.

Modern emergency contraceptive options have revolutionized reproductive healthcare by offering accessible, quick interventions. While Aftera and Plan B are remarkably similar, subtle differences in pricing and availability can influence a woman's choice.

Understanding Emergency Contraceptive Mechanisms

Emergency contraceptive pills work by preventing ovulation and disrupting potential fertilization. Both Aftera and Plan B utilize levonorgestrel, a synthetic hormone that effectively blocks pregnancy when taken promptly after unprotected intercourse.

The effects and management of reproductive health decisions require careful consideration. These medications are most effective when consumed within 24-72 hours, with success rates declining as time passes.

Cost and Accessibility Comparison

Plan B typically ranges from $40-$60, while Aftera offers a more budget-friendly $20-$35 option. Both are available over-the-counter, eliminating prescription requirements and age restrictions.

Medication

Average Cost

Active Ingredient

Dosage

Plan B

$40-$60

Levonorgestrel 1.5mg

Single Dose

Aftera

$20-$35

Levonorgestrel 1.5mg

Single Dose

Side Effect Profile

Women considering emergency contraception should understand potential side effects. Common experiences include temporary symptoms like anxiety and mood fluctuations such as:

  • Mild nausea

  • Fatigue

  • Headaches

  • Menstrual cycle disruptions

  • Cramping

Effectiveness Considerations

Emergency contraceptives prevent approximately 7-8 potential pregnancies out of 8 when taken within recommended timeframes. Factors like body weight and concurrent medications can influence effectiveness.

Some women may experience stress related to reproductive health decisions, making professional guidance valuable.

Medication Interactions and Precautions

Certain medications might reduce emergency contraceptive effectiveness. Women taking seizure medications or herbal supplements like St. John's Wort should consult healthcare professionals about potential interactions.

Frequently Asked Questions

No, these are emergency contraceptives designed for occasional use, not routine birth control.

They begin working immediately but prevent pregnancy most effectively within 72 hours of unprotected intercourse.

Both are available over-the-counter with no age limitations.

No, they only prevent potential pregnancy and offer no protection against STIs.

Consult a healthcare provider for alternative emergency contraception options.

The Bottom Line

Care you can trust. Doctronic is clinically validated with 99% treatment plan alignment.

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