Period late by a week, severe cramping when I finally started thick blood clots, and a negative hpt... What's going on?

May be spontaneous. Loss of early pregnancy. How consistent are you with the use of birth control pills? It is possible that you went through spontaneous loss of an early pregnancy. About a quarter of pregnancies are lost spontaneously due to defects in the fetus.

Related Questions

I got my period late and it was watery dark red with blood clots and I had a lot of cramping worried what does this mean?

Natural variation. What you described falls within usual variations in menstrual periods. Menstrual irregularities are not uncommon and anovulatory cycle is a common cause. If you miss more than two periods it would be time to see your doctor. If you do not wish to be pregnant, use contraception all the time. You may consider implanted contraceptive or an IUD. Consult this site for more information on this topic. http://www.nichd.nih.gov/health/topics/menstruation/conditioninfo/Pages/causes.aspx Practice safe sex. Get HPV vaccine. Read more...

Stop bc for a month. Period was then a week late, extreme cramping, huge blood clots and a negative hpt. What does this mean?

Hormones. Bleeding never represents pregnancy. Not sure what you were doing a pregnancy test for. Your body is changing as the levels of hormone fluctuate. This all means your body was unsure what to do next given it was used to steady hormones. In the future, bleeding and cramping do not in any way represent viable pregnancy. Read more...