Menstrual cycle, Obstetrics and Gynecology FAQ

Understanding the Use of Emergency Contraceptive Pills for Menstrual Delay

How to take emergency contraceptive pills? Hello Doctor, I have a wedding on June 25th (Tuesday), which coincides with my menstrual period. My obstetrician-gynecologist suggested that I take "Yueji" (a contraceptive pill) since I had taken it for 2-3 years about 4.5 yea...

Dr. Lin Manying Reply:
Hello: In response to your questions, here are the answers: 1. It is possible that ovulation has occurred, and contraception may not be fully effective. 2. The bleeding could be a side effect of taking birth control pills. 3. Start the next pack on the fifth day of your period, a...

Emergency Contraception: Understanding Pregnancy Risks After Unprotected Sex

Emergency contraceptive pill During the fifth day of your girlfriend's menstrual period, on June 5th, you had unprotected intercourse and she took emergency contraception the following morning on June 6th. She experienced bleeding on June 10th. Given that she was on her peri...

Dr. Chen Zhiyu Reply:
Emergency contraceptive pills can only reduce the likelihood of pregnancy and do not guarantee 100% prevention. The extent to which they lower the risk is closely related to the timing of sexual intercourse, the timing of taking the medication, and the menstrual cycle. After taki...

Post-Pill Bleeding: Understanding Changes in Menstrual Flow After Emergency Contraception

After taking the emergency contraceptive pill, the menstrual flow has decreased but has not stopped for an extended period? Hello doctor, I had intercourse with my boyfriend on May 20th, but I was unsure if the condom slipped off during the act. Therefore, I took the emergency co...

Managing Menstrual Cycles with Birth Control Pills: Your Questions Answered

Menstrual regulation, preemptive contraceptive pills? Hello, doctor. My last menstrual period started on June 5, and my next expected period is on July 6. However, I have plans to go to a hot spring on July 11-12, so I would like to ask if I can start taking the medication "...

Dr. Chen Zhiyu Reply:
The Yejihui oral contraceptive should be started at the same time on days 3 to 5 of the previous menstrual cycle to be effective. For additional medications, it is recommended that you consult with a gynecologist for further advice. Thank you.

Understanding Menstrual Delays: Possible Causes and Concerns

Menstrual issues Hello doctor, my last sexual intercourse was on April 14th, and I used a condom throughout. My usual menstrual cycle is between 28 to 30 days, and I typically get my period around the 26th to 28th of each month. I have not engaged in sexual intercourse since then...

Dr. Cao Guotao Reply:
Hello, it could be due to irregular sleep patterns. Wait another week or two, and if it still doesn't come, I recommend seeing a gynecologist. Wishing you good health.

Can I Start a New Birth Control Pack After Missing My Period?

Can I eat another box right after finishing 28 pills? Hello, here's the situation: I started taking the medication in February, and I had my period in both February and March. However, in April, I switched medications and took emergency contraception within 7 days, which res...

Dr. Chen Zhiyu Reply:
Emergency contraceptive pills need to be taken regularly to effectively prevent pregnancy. If menstrual cycles are irregular, it is advisable to first regulate them. It is recommended to engage in safe sexual practices throughout to avoid the risks of sexually transmitted infecti...

Impact of Emergency Contraceptive Pills on Menstrual Cycle After Abortion

Taking emergency contraceptive pills after an abortion? Hello, doctor. I was diagnosed with an intrauterine and ectopic pregnancy two weeks ago. The intrauterine pregnancy has been terminated using RU486, and the ectopic pregnancy has been surgically removed via laparoscopy. Howe...

Dr. Liu Fuping Reply:
Hello, taking emergency contraceptive pills can only reduce the likelihood of pregnancy and does not guarantee 100% prevention. It may also lead to menstrual irregularities, with subsequent periods potentially occurring slightly earlier or later. However, menstruation should occu...

Understanding Emergency Contraceptive Pills: Timing, Effects, and Pregnancy Risks

Emergency contraceptive pill (taken within 1 hour) After having intercourse with my boyfriend, I noticed that the condom broke. I immediately cleaned up and bought emergency contraception within an hour. After taking it, I did not experience any bleeding for 7 days, only slight a...

Dr. Chen Zhiyu Reply:
Emergency contraceptive pills can only reduce the likelihood of pregnancy and do not guarantee 100% prevention. The degree of risk reduction is closely related to the timing of sexual intercourse, the timing of pill intake, and the menstrual cycle. After taking emergency contrace...

Managing Medication for Polycystic Ovary Syndrome: What to Do If You Miss a Dose

Polycystic Ovary Syndrome (PCOS) Medication Issues I would like to ask about a medication issue. I was previously diagnosed with polycystic ovary syndrome (PCOS) by a gynecologist, who prescribed me a 21-day course of medication. I started taking it on the fifth day of my menstru...

Dr. Cao Guotao Reply:
Hello, I hope you enjoyed your meals today and yesterday. Wishing you good health!

Can You Get Pregnant from Oral Sex? Understanding the Risks

Can I get pregnant? On June 11th (the fifth day of my menstrual cycle) and June 22nd (the day before ovulation), I performed oral sex on my boyfriend. During both instances, I did not remove my pants. The first time, he ejaculated on my chest, and immediately after, I wiped it of...

Dr. Cao Guotao Reply:
Hello, you should not be pregnant. Wishing you good health.

Understanding Menstrual Changes After Taking Birth Control Pills

Taking birth control pills can delay menstruation, and when it does occur, the flow may be very light? Hello, doctor! I had some matters to attend to in mid-June, so I started taking the medication Qilian to delay my period from May 13 and stopped on June 20. My menstruation star...

Dr. Lin Manying Reply:
Hello: The timing of your menstrual period can vary. It is recommended that you take the next pack on June 27, and your next period should arrive within 28 days (around July 25). The Hualien Hospital of the Ministry of Health and Welfare cares about your health.

Understanding Emergency Contraceptives and Ovulation Test Results

Emergency contraceptive pills and strong positive results on ovulation test strips? Hello, doctor. I would like to inquire about my menstrual cycle. I usually have a regular cycle of 28-30 days, with an average duration of 5 days. However, since I started taking the contraceptive...

Dr. Cao Guotao Reply:
Hello, it is normal not to ovulate. Typically, you should expect your period to arrive within a week after finishing the birth control pills. Just monitor your situation; it is not necessary to take health supplements. Wishing you good health.

Understanding Emergency Contraception: Success Rates and Menstrual Changes

Emergency contraceptive pill has been taken? Hello doctor, I would like to ask the following: My girlfriend's menstrual cycle is 28-31 days. On June 17, it was the 8th day of her cycle, and her period had already ended. On June 17, we used a condom, but it broke, and I accid...

Dr. Cao Guotao Reply:
Hello, taking emergency contraceptive pills can sometimes cause irregular menstruation; just monitor the situation. Wishing you good health.

Accidentally Took Ovulation Pills Early: Should I Reschedule My Treatment?

If you accidentally took the ovulation medication early, do you need to return for a follow-up appointment and wait until the original schedule to continue the treatment? Hello, doctor. Originally, you instructed me to start taking ovulation medication on the fifth day of my mens...

Dr. Cao Guotao Reply:
Hello, you can start taking other ovulation medications anytime from the third to the fifth day of your menstrual period. Wishing you good health.

Understanding Delayed Menstruation: Causes and Concerns for Women

Amenorrhea Hello, my last menstrual period was on April 20. In May, I had sexual intercourse with a condom that was put on incorrectly, but I didn't think much of it and continued using it that way. My period in May did not come, so I went to see a gynecologist, and the preg...

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, uterine or cervical lesions, infections, ovulation, pr...

Understanding Pregnancy Risks During Menstruation: Key Insights

Having sexual intercourse during menstruation? If your girlfriend's menstrual period started on June 15 and you had unprotected intercourse, the likelihood of pregnancy depends on her menstrual cycle. If her cycle is regular, ovulation typically occurs around 14 days after t...

Dr. Zhang Kunmin Reply:
Hello, the questioner: There is a possibility of pregnancy even if ejaculation has not occurred, as pre-ejaculatory fluid may contain sperm. It is recommended to check for pregnancy if your period is more than a week late. Thank you! Wishing you peace and health. Dr. Chang

Understanding Pregnancy Testing: Your Questions Answered

Pregnancy test, pregnancy-related questions, am I pregnant? Hello Doctor, my menstrual cycle is not very regular, often taking 35 to 40 days to start. My last period was from April 23 to April 30, and I haven't had a period since then. I had sexual intercourse with my boyfri...

Dr. Zhang Kunmin Reply:
Hello, the factors affecting the menstrual cycle or intermenstrual bleeding are numerous, including age, environment, lifestyle, stress, emotional instability, weight changes, medications, emergency contraception, diet, polycystic ovary syndrome, uterine or cervical lesions, infe...

Can You Get Pregnant? Understanding Risks After Unprotected Sex

Will I get pregnant? Hello doctor, my girlfriend's last menstrual period was from June 2 to June 8, with a menstrual cycle of 32 days. We had unprotected intercourse on June 19. Is there a possibility of pregnancy?

Dr. Zhang Kunmin Reply:
Hello, the questioner: There is a possibility of pregnancy even if ejaculation has not occurred during intercourse, as pre-ejaculatory fluid may contain sperm. It is recommended to check for pregnancy if your period is more than a week late. Thank you! Wishing you peace and healt...

Missed Period: Could It Be Pregnancy or Vaginal Infection?

Is it a miscarriage? Acupuncture for menstrual regulation? Hello Doctor, I would like to inquire about my missed period. It has been over a month, almost two months, since my last menstrual cycle. I visited a gynecologist who performed four pregnancy tests, all of which were nega...

Dr. Cao Guotao Reply:
Hello, it's normal to expect your period to arrive within a week after receiving the menstrual induction injection. If it doesn't come after that time, it's advisable to return to the obstetrics and gynecology department for a check-up. Wishing you good health.

Understanding Abnormal Menstrual Bleeding: Causes and When to Seek Help

Menstrual irregularities Hello Doctor, I would like to ask you about my girlfriend's menstrual cycle. Her cycle is 28 days, and her last period was from May 31 to June 5. Her expected ovulation period was around June 14 to June 15, during which we had unprotected intercourse...

Dr. Cao Guotao Reply:
Hello, it is possible that you are experiencing ovulatory bleeding. If you continue to feel unwell, it is advisable to consult a gynecologist. Wishing you good health.

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