Top answers from doctors based on your search:
Disclaimer

Plan b birth control

A 49-year-old member asked:
Dr. Andrew Blazar
61 years experience Obstetrics and Gynecology
Not usually: It will usually result in a period if you are late, a test is worthwhile. A reliable birth control method may be better in the future.

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Personalized answers
Free
Talk to a doctor
Unlimited visits
$10/month
A 23-year-old female asked:
Dr. Leila Hashemi
20 years experience Internal Medicine
Plan B: Hi, it is safe and u should take at as early as 12 hours after sex but can be taken up to 72 hours after sex but it's less effective, but if you are s ... Read More
A 35-year-old male asked:
Dr. Robert Kwok
32 years experience Pediatrics
Yes. Unknown.: Taking Plan B can alter the timing or the quality of the current menstrual cycle bleeding and maybe the upcoming cycle. One should check a urine pregn ... Read More
A 56-year-old member asked:
Dr. Jennifer Mcdonald
21 years experience Gynecology
See below: Plan b will usually cause your period to come at a different time. Spermicide has no effect on menstrual cycle length.
1
1 thank
A 26-year-old female asked:
Dr. Justin Diedrich
13 years experience Gynecology
Yes : If you did not use the birth control correctly or if you forgot to take it you can take plan b. It works better if you use it sooner. The copper iud i ... Read More
1
1 thank
A 38-year-old member asked:
Dr. Paula Hillard
43 years experience Obstetrics and Gynecology
Plan B =emergency BC: With no missed pills, "perfect use", the failure rate is 0.3%->99% effective.In typical use, because taking a pill every d without ever missing is ha ... Read More
A 51-year-old member asked:
Dr. Heidi Fowler
24 years experience Psychiatry
One reason: If you have not taken the oral contraceptives long enough for them to afford protection.
A 50-year-old member asked:
Dr. Scott Beard
24 years experience Urogynecology
Politics: It's more palatable that way.
A 53-year-old member asked:
Dr. Travis McCoy
21 years experience Fertility Medicine
No: No, it will not have any long term impact.
A 39-year-old member asked:
Dr. Roberta Beals
27 years experience Family Medicine
Yes: Anytime you take a hormone it can affect your mensus.

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Personalized answers
Free
Talk to a doctor
Unlimited visits
$10/month