Menstruation, Obstetrics and Gynecology FAQ

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Managing Breakthrough Bleeding While on Birth Control Pills

Contraceptive pill issues? Dear Doctor, I took 21 birth control pills and after a four-day break, I experienced bleeding similar to menstruation. In this situation, should I stop taking the pills and start taking two pills daily to make up for the missed four days? Or should I wa...


Dr. Chen Zhiyu Reply:
It is recommended to stop the medication for 7 days after taking 4 pills, and then continue with the new first pill. If oral contraceptives are taken regularly, ovulation will not occur. The bleeding that occurs after stopping the medication is called withdrawal bleeding, rather ...

[Read More] Managing Breakthrough Bleeding While on Birth Control Pills


Can I Get Pregnant After 9 Days Without Birth Control Pills?

If you took a pack of medication on the fifth day of your menstrual period and have not taken any medication for the past nine days, there is a possibility of pregnancy if you engaged in sexual intercourse during that time. It is important to consider the type of medication you w...


Dr. Zhang Kunmin Reply:
Hello, the contraceptive pill "Yuezi" comes in a pack of 28 tablets, with the last 4 tablets being placebo pills that do not provide contraceptive effects. Menstruation typically occurs during the last few days of the pack. After finishing a pack of 28 pills, you should...

[Read More] Can I Get Pregnant After 9 Days Without Birth Control Pills?


Could I Be Pregnant? Understanding Risks After Unprotected Intercourse

Can I get pregnant? I have been taking birth control pills regularly for three months and stopped on July 22. My period started on July 24, but it was very light. On July 26, I had unprotected intercourse and ejaculated inside. I immediately washed my intimate area. After that, m...


Dr. Liu Fuping Reply:
Hello, there is still a possibility of pregnancy after unprotected intercourse during menstruation, which is related to individual ovulation periods and the lifespan of sperm. Emergency contraception can be obtained with a prescription, but it must be taken within 72 hours to be ...

[Read More] Could I Be Pregnant? Understanding Risks After Unprotected Intercourse


Understanding Conception Dates: A Guide for Women with Irregular Periods

Pregnancy date Hello Doctor, I would like to ask about the conception date. I have polycystic ovary syndrome (PCOS) and my menstrual cycle is sometimes normal, but other times it comes every three months. My menstrual periods were from January 8 to January 12, and then again from...


Dr. Liu Fuping Reply:
Hello, pregnancy tests measure the hCG levels, which begin to be secreted only after the embryo implants. Therefore, it may not be detectable in the early stages of pregnancy. The conception date is related to the menstrual cycle and the dates of intercourse. It is advisable to c...

[Read More] Understanding Conception Dates: A Guide for Women with Irregular Periods


Understanding Pregnancy Chances After Condom Failure and Symptoms

Probability of Pregnancy The last menstrual period was from July 11 to July 18, and according to the menstrual app, the next expected period is around August 4 (though it may be delayed). After engaging in sexual intercourse on the evening of July 30, a condom was found to be bro...


Dr. Cao Guotao Reply:
Hello, it is possible that your menstrual period is approaching; just observe. Wishing you good health.

[Read More] Understanding Pregnancy Chances After Condom Failure and Symptoms


Understanding Delayed Menstruation After Ovulation: Pregnancy Chances Explained

Ovulation has occurred, but menstruation is delayed? Hello Doctor, I had a normal ovulation during my ovulation period last week, but my period, which was due on July 25, has not arrived. 1. What is the likelihood of pregnancy in this situation? 2. Does ovulation always lead to m...


Dr. Cao Guotao Reply:
Hello, you can find out if you are pregnant through a pregnancy test. Wishing you good health.

[Read More] Understanding Delayed Menstruation After Ovulation: Pregnancy Chances Explained


Understanding Delayed Periods After Ovulation: Pregnancy Chances Explained

Ovulation occurs, but menstruation is delayed? Hello doctor, I had a normal ovulation last week during my ovulation period, but my period was due on July 25th and hasn't arrived. 1. What is the likelihood of pregnancy in this case? 2. Does ovulation always lead to menstruati...


Dr. Cao Guotao Reply:
Hello, can a pregnancy test using urine confirm pregnancy? Wishing you good health.

[Read More] Understanding Delayed Periods After Ovulation: Pregnancy Chances Explained


Understanding Irregular Menstrual Cycles and Pain: When to Seek Help

Menstrual interruption 1. My menstrual period usually lasts for 8 days, but this time it only lasted for 2 days. There was no bleeding on the third and fourth days, so I thought it had ended. However, on the fifth day, around 1 AM, I suddenly experienced bleeding again, which was...


Dr. Lin Manying Reply:
Hello: 1. Within the normal range. 2. It is recommended to undergo infertility-related examinations for better assessment. Hualien Hospital, Ministry of Health and Welfare, cares about your health.

[Read More] Understanding Irregular Menstrual Cycles and Pain: When to Seek Help


Understanding Irregular Menstruation: Concerns About Pregnancy and Cycle Delays

Menstrual irregularities Hello, Doctor. I would like to ask about my situation. My menstrual period was from May 11 to May 17. I calculated my ovulation period to be around May 25 to May 27. I had sexual intercourse on May 26, during which we used a condom throughout, and I withd...


Dr. Lin Manying Reply:
Hello: 1. The probability of pregnancy is low. 2. The bleeding on June 11 was not implantation bleeding. 3. Staying up late may lead to a delay in your menstrual period. If you have concerns, it is recommended to take a pregnancy test for confirmation. The Hualien Hospital of the...

[Read More] Understanding Irregular Menstruation: Concerns About Pregnancy and Cycle Delays


Progesterone Use in PCOS: When to Seek Further Medical Advice?

Progesterone and Polycystic Ovary Syndrome (PCOS) Hello, doctor. My last menstrual period was on June 3rd, and I had sexual intercourse on June 11th. I visited the obstetrics and gynecology department on July 2nd, July 10th, and July 17th, where I had a urine pregnancy test that ...


Dr. Chen Zhiyu Reply:
Hello, there are various medications for treating polycystic ovary syndrome (PCOS), including contraceptives, progesterone, ovulation induction agents, and insulin-sensitizing medications. If the use of progesterone is ineffective, please return for a follow-up consultation with ...

[Read More] Progesterone Use in PCOS: When to Seek Further Medical Advice?


Understanding Vaginal Discomfort Before Menstruation: When to Seek Help

Before menstruation, there is a sensation of acidity in the vagina? Hello Dr. Liu, I experience a subtle feeling of soreness in my lower abdomen and vagina (not painful) before my menstrual period. This condition has persisted for a very long time. However, in the past two days (...


Dr. Liu Fuping Reply:
Hello, if you experience discomfort or dull pain in the lower abdomen during the week around your menstrual period, it is advisable to visit a gynecology clinic to investigate the cause of the dysmenorrhea. It is normal for women to experience mild uterine contractions and discom...

[Read More] Understanding Vaginal Discomfort Before Menstruation: When to Seek Help


Understanding Brown Discharge and Abdominal Pain After Menstruation

Brown discharge after menstruation, accompanied by lower abdominal pain? This menstrual cycle is unusual. From July 12 to July 13, there was brown discharge, but it was minimal and did not progress. Then on July 17, there was pink discharge, and by July 18, menstruation started. ...


Dr. Cao Guotao Reply:
Hello, it could be a gastrointestinal issue. If there is no improvement, it is advisable to see a doctor. Wishing you good health.

[Read More] Understanding Brown Discharge and Abdominal Pain After Menstruation


When to Start Taking Menstrual Regulation Medication?

When should I start taking the menstrual regulation medication? To primarily adjust the duration of menstruation, when should I start taking the 21-day supply of the menstrual regulation medication? Should I begin on the first day of my period or wait until it has completely ende...


Dr. Cao Guotao Reply:
Hello, start taking the birth control pills on the fifth day of your menstrual period. Wishing you good health!

[Read More] When to Start Taking Menstrual Regulation Medication?


Switching Birth Control Pills: Understanding Unusual Bleeding and Symptoms

Switching to a different brand of birth control pills can cause breakthrough bleeding? Hello, doctor. I would like to ask about my situation. For the past few months, I have been taking Yejih without any issues. However, this month my boyfriend bought a different contraceptive pi...


Dr. Zhang Kunmin Reply:
Hello, inquirer: If you experience menstruation or bleeding after switching birth control pills, there is no need to stop taking the medication; continue to take it as scheduled. Once your body adjusts to the birth control pills, abnormal bleeding should cease. However, if irregu...

[Read More] Switching Birth Control Pills: Understanding Unusual Bleeding and Symptoms


Effectiveness of Emergency Contraceptive Pills Taken 10 Minutes After Intercourse

The effectiveness of emergency contraception taken approximately 10 minutes after unprotected intercourse is generally high, with studies indicating that it can reduce the risk of pregnancy by up to 95% if taken within 24 hours. However, the effectiveness decreases the longer the...


Dr. Zhang Kunmin Reply:
Hello, the effects of emergency contraceptive pills on menstruation can vary; they may cause your period to come early or be delayed. Additionally, their contraceptive effectiveness is not 100%, with a failure rate of about 3%. However, they are still considered a good backup opt...

[Read More] Effectiveness of Emergency Contraceptive Pills Taken 10 Minutes After Intercourse


Understanding Delayed Menstruation: Causes and Pregnancy Concerns

Delayed menstruation? The last menstrual period started on June 1-5, and there was sexual intercourse on June 15 with condom use. By the expected date of June 29, menstruation has not occurred, and as of July 3, it is still absent. From June 16-23, there was a trip to Thailand wh...


Dr. Zhang Kunmin Reply:
Hello, the factors that can affect the menstrual cycle are numerous, including age, environment, lifestyle, stress, emotional instability, weight changes, medications, emergency contraception, diet, polycystic ovary syndrome, lesions of the uterus or cervix, infections, ovulation...

[Read More] Understanding Delayed Menstruation: Causes and Pregnancy Concerns


Exploring Conservative Treatment Options for Prolonged Menstrual Issues

Hysterectomy I have been experiencing menstruation for over six months, with very light flow, but it has been continuous for six months. On July 2nd, I fainted in the bathroom and was taken to the hospital. After examination, the doctor recommended a dilation and curettage (D&...


Dr. Lin Manying Reply:
Hello: Your explanation is not very clear. If there are lesions found in the endometrial biopsy, a hysterectomy may be recommended, but it is still advisable to consult your attending physician. Hualien Hospital, Ministry of Health and Welfare, cares about your health.

[Read More] Exploring Conservative Treatment Options for Prolonged Menstrual Issues


Understanding Abnormal Bleeding: Causes and Concerns in Women

Intermenstrual bleeding Hello Dr. Tsao, I have been experiencing heavy watery bleeding for a week before and after my menstrual period for the past three months. I need to change my pad at least three to four times a day. There are no other discharge symptoms, just blood mixed wi...


Dr. Cao Guotao Reply:
Hello, you are experiencing some irregular menstruation. Please visit a gynecologist for examination and treatment. Wishing you good health.

[Read More] Understanding Abnormal Bleeding: Causes and Concerns in Women


Is It Possible to Get Pregnant After Trigger Shot and Hormonal Changes?

Is it possible to become pregnant? Hello Doctor, I have a few questions. 1. I administered the ovulation trigger shot on July 4th between 10 and 11 AM. On the evening of July 5th and close to midnight on July 6th, I engaged in intercourse. 2. On July 10th, I noticed brown disc...


Dr. Cao Guotao Reply:
Hello, it could possibly be implantation bleeding. To determine if you are pregnant, it's advisable to observe your symptoms. If your period is due and hasn't arrived, that would be a more accurate time to take a pregnancy test. Wishing you good health.

[Read More] Is It Possible to Get Pregnant After Trigger Shot and Hormonal Changes?


Can Emergency Contraceptive Pills Prevent Pregnancy During Ovulation?

Taking emergency contraception during ovulation can reduce the likelihood of pregnancy, but it is not 100% effective. The effectiveness of emergency contraceptive pills is highest when taken as soon as possible after unprotected intercourse, Hello Doctor, 1. I would like to inq...


Dr. Cao Guotao Reply:
Hello, it should be effective. The arrival of menstruation indicates that there is no pregnancy. You can take a pregnancy test 12 days after sexual intercourse. Wishing you good health.

[Read More] Can Emergency Contraceptive Pills Prevent Pregnancy During Ovulation?


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