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Howell, NJ
A 17-year-old male asked:

Will taking plan b affect or make my period not come

2 doctor answers2 doctors weighed in
Dr. Alvin Lin
Geriatrics 30 years experience
Plan B: Common side effects of Plan B are a change in menses. Check out http://www.drugs.com/sfx/plan-b-side-effects.html for more info.
Dr. Heidi Fowler
Psychiatry 25 years experience
It can impact timing: of period. Potential side effects w emergency contraception include: menstrual flow changes (spotting, bleeding, early or late period), nausea, vomiting, dizziness, fatigue, headache, breast tenderness & abdominal pain or cramps. Take pregnancy test & notify dr if your period is 7 or > days late.

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Similar questions

Lawrence, MA
A 21-year-old female asked:

Will taking Plan B while having my period affect anything or change anything?

1 doctor answer1 doctor weighed in
Dr. Devin Namaky
Obstetrics and Gynecology 14 years experience
Yes.: It may make your period atypical for you, or temporarily even lighten or stop it. This than then be followed by another episode of bleeding.
A 39-year-old member asked:

How will Plan B affect when i get my period?

1 doctor answer2 doctors weighed in
Dr. Heidi Fowler
Psychiatry 25 years experience
May change flow: Potential side effects with Plan B can include: tender breasts; changes in menstrual flow; loose stools; dizziness; headache; nausea/ vomiting; abdominal discomfort or feeling tired. If you develop chest tightness, difficulty breathing, swelling of lips, mouth, throat – call 911. Notify your doctor if you miss your period or develop significant lower abdominal pain.
CA
A member asked about a 19-year-old female:

How long after taking the Plan B pill will it affect my period?

1 doctor answer2 doctors weighed in
Dr. Yash Khanna
Family Medicine 57 years experience
MAY/MAY NOT AFFECT: It may or may not affect your period.But ift does it wil be the next expected period
A 40-year-old member asked:

How do I know when will i get my period after taking plan b?

1 doctor answer1 doctor weighed in
Dr. Heidi Fowler
Psychiatry 25 years experience
Late period: If your period is more than one week past anticipated date, then please contact your physician. It would be important to ensure that you are not pregnant.
A 38-year-old member asked:

Will taking Plan B while youre on your period mess you up?

2 doctor answers2 doctors weighed in
Dr. Heidi Fowler
Psychiatry 25 years experience
Plan B can be used: At time during your menstrual cycle. Emergency contraception symptoms can include spotting or bleeding, changes in menstrual flow or your period may be late or early. Notify your gyn if your period is 7 or > days late.

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Last updated Jun 3, 2017

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