Delayed Periods: When Pregnancy Tests Show Negative

Delayed menstruation with negative pregnancy test?

Hello Doctor: I usually have a regular menstrual cycle.
My last period started on June 5, and I typically expect my next period around July 4.
However, I had sexual intercourse on June 29, and now I am six days late.
I went to a gynecologist for a pregnancy test, and it came back negative.
I would like to ask if taking Norina tablets 5mg (three times a day for two days) will induce my period.
I'm feeling very anxious.
😓

Wenwen, 20~29 year old female. Ask Date: 2021/07/10

Dr. Wu Xianghui reply Obstetrics and Gynecology

1.
For pregnancy concerns, please take a home pregnancy test or visit a gynecologist for examination and evaluation four weeks after your most recent sexual intercourse.
2.
The menstrual cycle can be affected by various psychological and physiological factors.
If your period is more than two months late, it is recommended to consult a gynecologist for examination and evaluation.

Reply Date: 2021/07/10

More Info

Delayed periods can be a source of anxiety, especially when pregnancy tests yield negative results despite a missed menstrual cycle. In your case, you have a regular menstrual cycle, with your last period starting on June 5 and a typical cycle length that suggests you should have started your next period around July 4. However, after having unprotected intercourse on June 29, you are now six days late.

First, it’s important to understand that a missed period can occur for various reasons, including stress, hormonal imbalances, changes in weight, or even illness. In your situation, the negative pregnancy test results from your visit to the gynecologist are significant. Most home pregnancy tests are designed to detect the hormone human chorionic gonadotropin (hCG), which is produced shortly after a fertilized egg attaches to the uterine lining. If you tested negative, it is likely that you are not pregnant, especially if the test was taken after your expected period.

Regarding the use of Norina tablets (5 mg), which are often prescribed to induce menstruation, it is essential to follow your doctor's instructions carefully. These tablets contain hormones that can help regulate your menstrual cycle and may prompt your body to shed the uterine lining, leading to the onset of your period. Typically, after completing the course of medication, you can expect your period to start within a few days. However, individual responses can vary, and some may experience a delay even after taking hormonal medications.

It’s also worth noting that stress and anxiety can significantly impact your menstrual cycle. If you are feeling particularly anxious about the delay, this could potentially contribute to the irregularity. Stress can affect the hypothalamus, the part of the brain that regulates hormones related to the menstrual cycle, leading to delayed or missed periods.

If your period does not start after completing the medication, or if you continue to experience symptoms such as severe pain, heavy bleeding, or any other concerning signs, it is crucial to follow up with your healthcare provider. They may recommend further evaluation, including blood tests to check hormone levels or an ultrasound to assess your reproductive organs.

In summary, while it is understandable to feel anxious about a delayed period, especially after unprotected intercourse, the negative pregnancy test and the prescription of Norina tablets suggest that your healthcare provider is taking appropriate steps to address your situation. Monitor your symptoms, follow your doctor's advice regarding the medication, and don't hesitate to reach out for further guidance if needed. Your health and peace of mind are paramount, and open communication with your healthcare provider is key to navigating these concerns effectively.

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