How soon can a pregnancy test be taken?

Pregnancy tests are designed to detect the presence of human chorionic gonadotropin (hCG), a hormone produced by the developing placenta after implantation of a fertilized egg in the uterus. The earliest time a pregnancy test can be taken depends on the sensitivity of the test and the individual's specific situation. Here are some general guidelines:

1. Blood Test: A blood test can detect hCG levels as early as 10 to 14 days after ovulation, which is about 6-10 days before the expected period. This is the most sensitive method and can detect pregnancy earlier than urine tests.

2. Urine Test: Standard urine pregnancy tests are typically recommended to be taken on the first day of a missed period or about 14 days after ovulation. However, some highly sensitive urine tests may detect hCG levels a few days before the missed period (around 10-12 days after ovulation).

It's important to note that the accuracy of a pregnancy test can be affected by various factors, including the individual's hCG levels, the quality of the test, and the timing of the test. If you receive a negative result but suspect you may be pregnant, it's advisable to repeat the test a few days later or consult with a healthcare professional for further guidance.