A 17-year-old female asked:
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took a pregnancy test at night, negative, having cramps next day and supposed to have period anyday now, was the test invalid since it was at night?

1 doctor answer
Dr. Anthony Propst
29 years experience Fertility Medicine
Home pregnancy test: The home pregnancy tests work as well at night as during the day. I encourage you to see a health care provider about starting contraception.
Answered on Mar 24, 2014

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Related questions:

A 17-year-old female asked:
Dr. Marsha Davis
28 years experience Internal Medicine
Period is probably: Ready to start. If it is late retest, but it sounds like it is coming. Get ready for it.!
A 20-year-old female asked:
Dr. Stuart Hickerson
32 years experience Family Medicine
Unlikely: Unlikely you are pregnant. However, I would wait a week before you check another pregnancy test.
A female asked:
Dr. Mohammad Ashori
16 years experience Family Medicine
Cyst? Fibroid?: Unlikely contractions since you're not pregnant. But possibly cramping from an ovarian cyst or fibroid uterus.
A 28-year-old female asked:
Dr. Alan Patterson
42 years experience Obstetrics and Gynecology
Please see your gyn: For a blood test that way u will know for certain one way or the other, urine tests can have false + and -.
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