Understanding Irregular Periods and Pregnancy Concerns: A Guide
Is there irregular menstruation? Is there a possibility of pregnancy? Hello, doctor. My girlfriend's menstrual cycle has typically been around 31-33 days. In May, due to a diagnosis, she took medication which extended her cycle to 35 days. She had her period on October 22 fo...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, based on your description of the menstrual situation, it seems that these are not normal menstrual phenomena, and therefore it is not possible to determine if you are truly menstruating. I recommend that you consult a gynecologist to arrange for urine tests, ultrasound, or...[Read More] Understanding Irregular Periods and Pregnancy Concerns: A Guide
Understanding Irregular Periods and Pregnancy Concerns: A Guide
Is there irregular menstruation? Is there a possibility of pregnancy? Hello, doctor. My girlfriend's menstrual cycle has typically been around 31-33 days. In May, due to a diagnosis, she took medication which extended her cycle to 35 days. She had her period on October 22 fo...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, based on your description of the menstrual situation, it seems that what you are experiencing is not typical menstrual phenomena, making it difficult to determine if you are truly menstruating. I recommend that you consult a gynecologist to arrange for urine tests, ultraso...[Read More] Understanding Irregular Periods and Pregnancy Concerns: A Guide
Impact of Antibiotics on Birth Control: What You Need to Know
Drug interactions I would like to ask about having had a urinary tract infection and taking cephalexin. However, the day after finishing the course of antibiotics, I had intercourse with my boyfriend, and he ejaculated inside me. I have been consistently taking my birth control p...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, the following medications may interact with oral contraceptives: 1. Antibiotics (Penicillin, Cephalosporins, Erythromycin, Sulfonamides, Bactrim, Chloramphenicol, Doxycycline) can reduce the effectiveness of oral contraceptives. When taking these medications, alternative...[Read More] Impact of Antibiotics on Birth Control: What You Need to Know
Do You Need Emergency Contraception After Breakthrough Bleeding?
Emergency contraceptive pill Hello, doctor. I had a consultation in the obstetrics and gynecology department on December 16, and I took emergency contraception that day. I experienced bleeding on December 20 that lasted for 4-5 days. Today, December 27, I had sexual intercourse w...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, if you take emergency contraception within 72 hours and then engage in unprotected intercourse again, it is recommended to take another dose of emergency contraception. Please note that the effectiveness of emergency contraception is not 100%, with a failure rate of about ...[Read More] Do You Need Emergency Contraception After Breakthrough Bleeding?
Understanding STD Risks from Shared Hygiene Products
The possibility of sexually transmitted infection (STI) transmission? Several years ago, I temporarily used someone else's used tissue (from a trash can) and shared a piece of toilet paper with a classmate (I used it immediately after she did, during elementary school when t...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, the likelihood of contracting a communicable disease through general contact is low unless there is close contact with a carrier. If you are still concerned or experiencing symptoms, it is advisable to consult a physician for examination and diagnosis. Thank you! Wishing y...[Read More] Understanding STD Risks from Shared Hygiene Products
Switching Birth Control Pills: Understanding Effectiveness After 21 Days
Switching contraceptive pills? Hello doctor, I would like to ask, after finishing a 21-day oral contraceptive pill pack, although there is contraceptive effectiveness during the 7-day break, if I switch to a different brand of oral contraceptive after the 21+7 days, will the cont...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, the first time you take birth control pills, it is recommended to start on the first day of your menstrual cycle. If you begin taking the pills after the second day of your period, it is advised to use additional contraceptive measures for the first seven days of taking th...[Read More] Switching Birth Control Pills: Understanding Effectiveness After 21 Days
Understanding Painful Bumps and Skin Breaks in the Genital Area
Skin breakdown in the genital area? Hello Doctor: I have developed something that looks like a pimple between my labia majora and labia minora. It is painful when pressed and appears swollen. I noticed today that there is some broken skin, and sometimes it feels a bit itchy. I wo...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, based on your description of symptoms, it may be folliculitis. I recommend maintaining cleanliness and dryness in the perineal area, avoiding tight clothing, using fewer panty liners, ensuring adequate sleep, and following a light diet. Additionally, try to minimize stress...[Read More] Understanding Painful Bumps and Skin Breaks in the Genital Area
Understanding Pregnancy Risks After Missed Birth Control Pills
Can I get pregnant? Hello, this is my sixth pack of oral contraceptives, Bayer's Yasmin. I was supposed to take the first pill of the sixth pack on the night of December 21 at 11 PM, but I forgot to take it and took it the next day, December 22, at 10:40 AM. After that, I co...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, if you miss taking an effective contraceptive pill for more than 12 hours, in addition to taking the missed pill, it is best to use an additional barrier method of contraception for seven days. If you miss the pill for more than 24 hours, stop taking the current contracept...[Read More] Understanding Pregnancy Risks After Missed Birth Control Pills
Effectiveness of Taking Emergency Contraceptive Pills Outside Menstrual Cycle
Taking emergency contraceptive pills outside of the menstrual period? Hello, doctor. I started taking the first pack of "Aivee" on December 20, but I was not on my menstrual period at that time. My last menstrual period was from December 1 to December 5, and my mobile a...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, the first time you take birth control pills, it is recommended to start taking them between the first and fifth day of your menstrual cycle. Since you have already ovulated, the method you are using may not provide sufficient contraceptive effect. Thank you! Wishing you sa...[Read More] Effectiveness of Taking Emergency Contraceptive Pills Outside Menstrual Cycle
When Can You Resume Sexual Activity After Medical Abortion?
Medication abortion issues You took the first dose of RU486 on December 20 and the second dose of Cytotec on December 22. As of December 25, the bleeding is not heavy. When can you resume sexual intercourse? Should you wait until everything is completely cleared out, or is it oka...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, based on your description, it is recommended to return for a follow-up appointment to allow the physician to confirm if everything is clean and assess your recovery status before making any decisions. Thank you! Wishing you safety and good health. Dr. Chang[Read More] When Can You Resume Sexual Activity After Medical Abortion?
Can You Get Pregnant After Unprotected Intercourse?
Can I get pregnant? If you had intercourse twice with a condom and then had unprotected intercourse for a few thrusts, there is a possibility of pregnancy, although it may be lower compared to full unprotected intercourse. Washing afterward does not prevent pregnancy. If you are ...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, the questioner: There is a possibility of pregnancy even without ejaculation during intercourse, as pre-ejaculatory fluid may contain sperm. The failure rate of condoms as a contraceptive method is over 5%, making it less reliable compared to other methods. It is recommend...[Read More] Can You Get Pregnant After Unprotected Intercourse?
Switching Birth Control Pills: Effectiveness and Timing Explained
Effectiveness of Switching Contraceptive Pills Hello, doctor. I have been taking the oral contraceptive pill for a month. The first pack contains 21 pills, and I started taking the first pill on the first day of my period. I would like to switch to a different brand for the secon...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, when starting oral contraceptives for the first time or switching to a different formulation, it is recommended to begin on the first day of your menstrual cycle. If you start taking the contraceptive after the second day of your period, it is advised to use additional con...[Read More] Switching Birth Control Pills: Effectiveness and Timing Explained
Irregular Birth Control Pill Use: Effects and Recommendations
Irregular cessation of birth control pills? Hello, I have been taking Dailian for six months, but due to work requirements, I often take it for 16 to 18 days and then stop for 4 to 5 days before continuing. My period usually comes 5 to 6 days after stopping the medication, but th...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, if you miss a dose of medication and do not experience the expected withdrawal bleeding during the subsequent period of taking the pills, you should suspect the possibility of pregnancy. It is recommended to consult a gynecologist for evaluation. Thank you! Wishing you saf...[Read More] Irregular Birth Control Pill Use: Effects and Recommendations
Understanding CIN1: HPV Negativity, Risks, and Treatment Options
Questions about lesions? HPV virus test negative for infection, but biopsy shows CIN 1, and Pap smear indicates inflammation. How does this compare in severity to typical HPV-infected CIN 1? What is the risk of progression to cancer? What are the chances of spontaneous clearance?...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, the situation you described cannot be compared. If there is no HPV virus, the risk is generally lower. There is no evidence that the vaccine prevents worsening, and the lesions are not related to general inflammation. It is recommended to follow the management principles f...[Read More] Understanding CIN1: HPV Negativity, Risks, and Treatment Options
Can You Get Pregnant with Minimal Penetration and Condom Use?
Pregnancy test questions? If your boyfriend only inserted partway and then pulled out immediately, and he was wearing a condom that did not break, the risk of pregnancy is very low. However, if your period is already 6 days late, it may be a good idea to take a pregnancy test to ...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, the questioner: There is a possibility of pregnancy even if ejaculation does not occur during intercourse, as pre-ejaculatory fluid may contain sperm. The failure rate of using condoms as a contraceptive method is over 5%, which is less reliable compared to other methods. ...[Read More] Can You Get Pregnant with Minimal Penetration and Condom Use?
Can You Get Pregnant After Missing Birth Control Pills?
Can I get pregnant? I have been taking Prilosec for almost four months. My menstrual period was originally expected to start on the 20th. I finished my medication on December 15, and on December 17, I had unprotected intercourse with ejaculation on the vulva. The next day, on Dec...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, the oral contraceptive pill must be taken at the same time every day. When taken correctly, it can achieve a 99% effectiveness in preventing pregnancy. If you are unsure whether you are pregnant, please consult a physician for evaluation. Thank you! Wishing you safety and ...[Read More] Can You Get Pregnant After Missing Birth Control Pills?
Is White Powdery Discharge Normal After Taking Menstrual Medication?
White powdery discharge after taking erectile dysfunction medication? Doctor, I am planning to go to a hot spring next week, and I expect my period to start around December 27. Last night, I visited the gynecologist to get medication and also had a Pap smear done. I started takin...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, based on your description of symptoms, it is advisable to monitor the situation. If the symptoms persist or worsen, please consult a physician for diagnosis and treatment. Thank you! Wishing you safety and good health. Dr. Chang[Read More] Is White Powdery Discharge Normal After Taking Menstrual Medication?
Understanding Post-Coital Bleeding: Is It Menstruation or Something Else?
Postpartum hemorrhage Hello, my last menstrual period was from October 27 to November 2, and this month it was from December 6 to December 11. On the 11th, I had unprotected intercourse without ejaculation, and about an hour later, I took emergency contraception. On the 17th, I e...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, the bleeding you are experiencing cannot be determined whether it is caused by the emergency contraceptive pill or other reasons. Additionally, the effectiveness of emergency contraception is not 100%, with a failure rate of about 3%. It is recommended that if your period ...[Read More] Understanding Post-Coital Bleeding: Is It Menstruation or Something Else?
Understanding Pregnancy Chances After Unprotected Sex During Menstruation
Probability of Pregnancy Hello Doctor, my period started on December 13th, and I had sexual intercourse with my boyfriend the day before my period ended, which was December 17th. At that time, I was still bleeding, but the flow was very light. My period ended the next day. We did...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, based on your description, there is still a chance of pregnancy. It is recommended to take a pregnancy test if your period is more than a week late. Thank you! Wishing you peace and health. Dr. Chang[Read More] Understanding Pregnancy Chances After Unprotected Sex During Menstruation
Can You Take Birth Control Pills During Your Period?
Emergency! Postcoital menstruation? Hello, doctor. I asked a question yesterday but couldn't reply directly. I am Miss Lin, and I had my menstrual period start yesterday without any protective measures. I would like to know if it is appropriate to take birth control pills du...
Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, the inquirer: Emergency contraceptive pills can be taken starting from the menstrual period, while post-coital contraceptive pills should be taken within 72 hours after intercourse. The rest of the description is unclear. Thank you! Wishing you peace and health. Dr. Zhang[Read More] Can You Take Birth Control Pills During Your Period?