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My periods are irregular and I had unprotected sex can I use p2 to prevent pregnancy

A 29-year-old female asked:
Dr. Jeff Livingston
21 years experience Obstetrics and Gynecology
Be responsible: Anyone having intercourse without birth control or condoms is at risk of getting pregnant. If sperm is deposited in the vagina then pregnancy is possi ... Read More
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A 23-year-old female asked:
Dr. Heidi Fowler
24 years experience Psychiatry
Consider: taking a pregnancy test about two weeks out (some people may test earlier - but it is more likely to be accurate with the extra time).
A 27-year-old female asked:
Dr. John Rhoades
47 years experience Family Medicine
After missed period: . Many manufacturers of urine pregnancy tests want you to believe that the urine test is usually positive before a missed period, but only about 25% o ... Read More
A 29-year-old female asked:
Dr. Jeff Livingston
21 years experience Obstetrics and Gynecology
Irregular periods: With irregular periods you can not predict ovulation so you can not predict when you are at highest risk to get pregnant. A better choice is to start ... Read More
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A 32-year-old female asked:
Dr. Jeff Livingston
21 years experience Obstetrics and Gynecology
Don’t guess.: Take a test.  they are the same tests used in a doctors office. They can detect a pregnancy 7-10 days after conception. The best time to take one is w ... Read More
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A 28-year-old female asked:
Dr. Jane Van Dis
17 years experience Obstetrics and Gynecology
Plan B: You can always try plan b, over the counter. It works up to 72 hours after unprotected intercourse. Go to http://ec.Princeton.Edu/ for more informat ... Read More
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A female asked:
Dr. John Gibson
40 years experience Family Medicine
Pregnant: It is possible to conceive near a period if you have irregular ovulation or irregular or extra bleeding in your cycle. Some women have spotting at ir ... Read More
A 33-year-old female asked:
Dr. Michael Sparacino
36 years experience Family Medicine
Possibly: Purchase a home pregnancy test. They become positive at about the same time you'd start your next expected period. If it's negative, repeat in 1 wee ... Read More
A 33-year-old female asked:
Dr. Andrew Oswari
23 years experience Family Medicine
Doubtful: Never say never but when you are on your period there are no eggs to fertilize. Ovulation occurs roughly mid cycle. That is when you can get pregnant.
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A 25-year-old female asked:
Dr. Janice Alexander
41 years experience Obstetrics and Gynecology
Regular menses: As long as you have 6 cycles a year, you are fine. If you want to have regular monthly cycles, a birth control pill is one way to make that happen. Se ... Read More
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A 52-year-old member asked:
Dr. Heidi Fowler
24 years experience Psychiatry
Yes: Withdrawal is ineffective as birth control.
A male asked:
Dr. Michelle Jones singer
37 years experience Gynecology
Use reliable method: The failure rate of withdrawal for prevention of pregnancy is about 27%. The best way to prevent pregnancy is to use some form of birth control. She s ... Read More
A 28-year-old female asked:
Dr. Gary Beach
39 years experience Family Medicine
Safe: If you are not having pain, or vaginal bleeding, sex is safe.
A 35-year-old female asked:
Dr. Christina Adberg
25 years experience Obstetrics and Gynecology
Unlikely: It is unlikely that you would ovulate while on Medroxyprogesterone acetate. However, if you did ovulate, and by chance conceived, this medication woul ... Read More
A 31-year-old female asked:
Dr. Robert Killian
27 years experience General Practice
Test: No. But, if you have not tested for pregnancy you must sign off of the internet and go get a pregnancy test. It is more likely that your ovaries have ... Read More
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A 29-year-old female asked:
Dr. Ben Gocial
42 years experience Fertility Medicine
As good as they can : You are in the fertile period of your cycle so your chances of getting pregnant are as good as they can be considering all the other factors like your ... Read More
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A 35-year-old female asked:
Dr. David Schechter
36 years experience Family Medicine
Yes: If you become pregnant or develop an infection. Continue with condoms until monogamous, after std testing.
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A 31-year-old female asked:
Dr. Jane Van Dis
17 years experience Obstetrics and Gynecology
Missed period: As soon as you miss your period you can take a home pregnancy test. Sometime around 2nd week of july, then. A blood test might show you are pregnant ... Read More
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A 51-year-old member asked:
Dr. Heidi Fowler
24 years experience Psychiatry
The chances of: Becoming pregnant while on Depo Provera (medroxyprogesterone) are very low.
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A 26-year-old female asked:
Dr. Michael Sparacino
36 years experience Family Medicine
Yes: It is possible. Purchase, then perform a home pregnancy test. These become positive at about the time you become one week late with respect to your ... Read More
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A female asked:
Dr. Jeffrey Juchau
32 years experience Family Medicine
Morning After Pill: Taking regular birth control pills 12 hours apart is effective as emergency contraception. So to be clear one pill then repeat in 12 hours.
A 28-year-old female asked:
Dr. Amy Deeken
19 years experience Pathology
Unlikely: I think your question said that your hpt was negative. If your periods are regular and your hpt is negative, you are probably not pregnant. If you a ... Read More
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A 26-year-old female asked:
Dr. David Barrere
8 years experience Obstetrics and Gynecology
See below: If you had sex 10d ago, you can't do anything to prevent pregnancy if sex was unprotected. As far as your period is concerned, it also depends on ... Read More
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A 24-year-old female asked:
Dr. Gerard Honore
28 years experience Fertility Medicine
Wow!: You are trying hard; congrats on your effort. What's important is not the number of times you try, but trying at the "right" time. Contrary to CW the ... Read More
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90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

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Personalized answers
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