The Science of 'Plan B' - Emergency Contraception

How To Take Morning After Pill When You Already Ovulated

Delayed or Missed Periods | Emergency Birth Control | How Late Can Your Period Be?

Plan B Contraceptive Pill | How to Know if Plan B Worked?

Plan B Side Effects - How Does The MAP Affect Your Periods?

The REAL Reasons For DELAYED Period After The Pill | MORNING AFTER PILL | NEGATIVE PREGNANCY TEST

Yes, Plan B doesn't work during ovulation. Here's why

Nurse Practitioner explains the EMERGENCY CONTRACEPTIVE PILL-AKA Plan B: How does it work??

How the morning after pill works

Teenagers and Plan B--Teenology 101

Does the Morning After Pill Affect Your Period?

When does an emergency contraceptive pill fail? - Dr. Apoorva P Reddy

How often can I take the morning after pill?

Morning after pills: the TWO things you MUST know so they work! | Dr. Jennifer Lincoln

Best time to take emergency pill after unprotected contact-Dr. Karamjit Kaur

How do contraceptives work? - NWHunter

Vaginal Bleeding On Your Morning After Pill - What it means | Has The Pill Worked?

What causes delayed periods after taking emergency pills? - Dr. Teena S Thomas

What No One tells you about taking Plan B

How Birth Control Pills Work, Animation