Abnormal Bleeding After Medication: A Women's Health Concern - Obstetrics and Gynecology

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Medication, bleeding?


Dr.
Huang: Hello! I had my menstrual period from June 16 to June 22.
I started taking Flagyl and Ulex after seeing the doctor last Thursday (June 29).
However, on the evening of July 13 and this morning, I experienced bleeding in the bathroom, with about a coin-sized amount on my underwear, accompanied by severe nausea, slight dizziness, and a warm sensation in my lower abdomen.
I hope this is normal? Please clarify, doctor.
Thank you!

xuesheng, 20~29 year old female. Ask Date: 2017/07/04

Dr. Huang Jianzhong reply Obstetrics and Gynecology


From June 16 to June 22, I had my menstrual period.
Last Thursday (June 29), I saw a doctor and started taking Flagyl and Ulex.
However, on the night of July 13 and this morning, I experienced bleeding when using the restroom, with an amount roughly the size of a 50-cent coin, accompanied by severe nausea, slight dizziness, and a feeling of heat in my lower abdomen.
I hope this is normal? Answer: July 13 night?

Reply Date: 2017/07/04

More Info


Abnormal bleeding can be a significant concern for many women, especially when it occurs outside of the normal menstrual cycle. In your case, the bleeding that started after taking medications like Flagyl (metronidazole) and Ulex (likely referring to a medication for uterine health) raises several questions about its cause and implications.

Firstly, it’s essential to understand that medications can have various side effects, and bleeding is one of them. Flagyl is an antibiotic commonly used to treat bacterial infections, and while it is not typically associated with abnormal bleeding, it can cause gastrointestinal side effects, including nausea and vomiting. Ulex, depending on its formulation, may also have effects on the menstrual cycle or uterine lining, potentially leading to unexpected bleeding.

The timing of your bleeding, occurring shortly after starting these medications, could suggest a few possibilities:
1. Hormonal Fluctuations: If Ulex is a hormonal medication, it may be influencing your menstrual cycle. Hormonal medications can cause changes in the uterine lining, leading to breakthrough bleeding. This is particularly common when starting or changing hormonal treatments.

2. Infection or Inflammation: If the medications were prescribed for an infection, it’s possible that the underlying condition could also be contributing to the bleeding. Infections in the reproductive tract can lead to inflammation, which may cause abnormal bleeding.

3. Gastrointestinal Effects: The nausea and vomiting you are experiencing could be related to the medications, but they can also lead to dehydration or stress on the body, which might indirectly affect your menstrual cycle.

4. Other Underlying Conditions: While the medications may be a factor, it’s also important to consider other potential causes of abnormal bleeding, such as polyps, fibroids, or hormonal imbalances. If you have a history of irregular bleeding, it may be worth investigating further.

Given your symptoms of severe nausea, dizziness, and abdominal heat, it is crucial to seek medical attention promptly. These symptoms could indicate a more serious condition, such as an infection or an adverse reaction to the medications. It’s essential to communicate all your symptoms to your healthcare provider, who may recommend further evaluation, including blood tests or imaging studies, to rule out any serious issues.

In conclusion, while some degree of abnormal bleeding can occur with hormonal medications or antibiotics, the combination of your symptoms warrants further investigation. It is always better to err on the side of caution when it comes to your health. Please consult your healthcare provider as soon as possible to discuss your symptoms and the best course of action. They may adjust your medications or conduct further tests to ensure your well-being.

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