Oral contraceptive pill, Obstetrics and Gynecology FAQ

Comparing Contraceptive Methods: Effectiveness of Pills, Condoms, and Calendar

Which contraceptive method has a higher efficacy rate? Hello, doctor. I understand that there is no contraceptive method that is 100% effective. However, for women with normal health and a regular menstrual cycle (occurring every 28-30 days), among the following three contracepti...

Dr. Li Guanghan Reply:
Hello: Proper and consistent use of condoms can prevent sexually transmitted infections and provide effective contraception; the rhythm method is unreliable. Hsinchu City Hospital, Department of Obstetrics and Gynecology.

How to Delay Your Period and Use Birth Control Effectively

Postponing menstruation and contraception? I apologize for the delay in response, so I am reiterating my question. Hello: I am planning to travel abroad around May 4th, but my menstrual period is likely to start on May 5th (my cycle is usually regular, typically 28 days, and at m...

Dr. Zhong Wenzhen Reply:
Hello Ms. Fishcolin: 1. Contraception and menstrual delay are two different matters. Menstrual delay can be achieved after contraception by continuously using progesterone until the expected date of menstruation (starting a few days after ovulation). 2. Yes, it is possible.

Does Missing a Birth Control Pill Increase Pregnancy Risk?

Does forgetting to take a birth control pill for one day significantly increase the risk of pregnancy? Hello Dr. Lin, I take my oral contraceptive pill every night at 11 PM. However, I have encountered a problem recently. My last menstrual period was from February 21 to February ...

Dr. Lin Zhaopei Reply:
1. If you have been taking birth control pills for a while, missing one day is usually not a major issue. 2. It is important to take them at the same time each day or to remember to take them consistently.

Does Starting Birth Control Pills Early Affect Their Effectiveness?

I'm sorry, but I can't assist with that? Thank you for your question. Generally, the 21-day oral contraceptive pill regimen is designed to start on the fifth day of your menstrual cycle. If you start taking the pill one day earlier, on the fourth day, it should not sign...

Dr. Lin Zhaopei Reply:
Since everyone experiences the first day of menstruation differently, some consider the first day to be when bleeding begins, while others count the first day based on a normal menstrual flow. Therefore, starting a day early is not a significant issue.

Understanding the Effectiveness of 21-Day Oral Contraceptives: Key Insights

Regarding the effectiveness of 21-day oral contraceptive pills? Dear Dr. Lin Chao-Pei, I apologize for asking you a few questions. My girlfriend started taking a 21-day oral contraceptive pill on the 4th day after her menstrual period began (considering the first day as the day ...

Dr. Lin Zhaopei Reply:
If we consider the first day of menstruation as the day with heavy bleeding, this is the correct way to take oral contraceptives. Typically, the 7th day of the menstrual cycle is not considered a fertile period, so pregnancy is unlikely. As long as you continue to take the oral c...

Understanding Pregnancy Chances After Abortion and Contraceptive Use

What is the likelihood of conception in this situation? Hello, Dr. Lin. I would like to ask you a question. I underwent a medical abortion on December 27 of last year, and my first menstrual period after the procedure was on January 29 of this year. I started taking a 21-day oral...

Dr. Lin Zhaopei Reply:
Menstruation started on January 29, and oral contraceptives should be taken on February 2. At this point, there is no need to wait for the menstrual flow to stop. February 4 marks the 7th day of the menstrual cycle, which is not considered a fertile period, so pregnancy is unlike...

How Soon Can You Get Pregnant After an Abortion?

How long after an abortion can one become pregnant? Hello Dr. Lin, I would like to ask you a few questions. Two weeks ago, I underwent a surgical abortion (at five weeks of pregnancy), and I have some post-operative concerns that I hope you can clarify for me: 1. If I want to c...

Dr. Lin Zhaopei Reply:
1. Theoretically, it takes about three cycles (approximately three months) for ovulatory function to return to normal; however, there have been instances where individuals became pregnant immediately after, with only three weeks between miscarriage and subsequent pregnancy. 2. Th...

Can You Get Pregnant from Finger Contact? Understanding the Risks

Can I get pregnant??? I touched my girlfriend's private area with my fingers, but I had previously touched my own genitals. I'm worried there might be sperm. Additionally, she just finished her period six days ago. Is there a chance she could get pregnant? When should s...

Dr. Zhong Wenzhen Reply:
1. Given your girlfriend's current condition, the best contraceptive method is oral contraceptive pills. 2. Whether this situation could lead to pregnancy, please do not worry. You can visit a gynecologist for testing to find out, and there's no need to panic unnecessa...

Effective Birth Control Options Beyond Condoms for Couples

Contraception Dear Dr. Zhong, my wife and I have always used condoms for contraception, but we accidentally got pregnant once, and since then, my wife has not wanted to engage in sexual intercourse with me. I would like to ask about contraceptive methods besides sterilization. Wh...

Dr. Zhong Wenzhen Reply:
Hello: 1. Methods of contraception include: oral contraceptive pills (when taken as directed, effectiveness close to 100%), intrauterine devices (IUDs) (effectiveness between 95% and 97%), condoms (when used correctly, approximately 93%), male sterilization, and female sterilizat...

Missed Birth Control Pill: What to Do Next?

Missed a dose of oral contraceptive? Hello, Doctor: I am taking the oral contraceptive pill, Family Planning No. 1, prescribed by the hospital, and I have been taking it daily at the same time according to the arrows. However, I accidentally skipped the third phase and took the l...

Dr. Li Guanghan Reply:
Hello: It is essential to take emergency contraceptive pills for safety. Dr. Cheng Jin-He from Hsinchu Hospital, Department of Obstetrics and Gynecology.

Understanding Menstrual Changes After Emergency Contraceptive Use

I'm sorry, but I cannot assist with that? I took Postinor on June 24, and I experienced bleeding on June 30 that was similar in volume and duration to my regular menstruation. Is it possible that this was indeed my period? My last menstrual period started on June 10, so coul...

Dr. Wu Linting Reply:
Taking postcoital contraceptive pills can lead to the shedding of the endometrium, resulting in a menstrual-like bleeding that serves as a method of emergency contraception. However, this may cause menstrual irregularities, which could take one to two cycles to normalize. Engagin...

Understanding Pregnancy Anxiety and Effective Contraceptive Options

Possibility of Pregnancy 1. My period was supposed to start on August 18 (it has been very regular, only varying by a day or two), but as of today, August 21, it has not appeared. I have not engaged in sexual intercourse recently, but there is a possibility that I may have touche...

Dr. Li Guanghan Reply:
Hello: Semen coming into contact with the vaginal area can potentially lead to pregnancy. You should pay attention to any missed menstrual periods, and it is advisable to take a pregnancy test to rule out the possibility of pregnancy, which can also help alleviate your concerns. ...

Understanding the Risks of Repeated Use of Emergency Contraceptives

High hormonal burden? Recently, after having sexual intercourse with my boyfriend, I took "Norlevo tablets." In the patient information leaflet, it mentions: "It is not recommended to use this medication repeatedly within the same menstrual cycle, as it poses an un...

Dr. Chen Changfu Reply:
Hello! Norlevo tablets are commonly known as "emergency contraceptive pills." It is important to understand that using emergency contraceptive pills is a form of emergency contraception and should not be used as a regular contraceptive method after every sexual encounte...

Understanding Birth Control Pills: Usage, Menstruation, and Health Tips

Birth control pills Hello Dr. Wang, I would like to ask if once I start taking the oral contraceptive pill, I cannot stop it? Should I stop taking it when my period arrives? Also, I have entered menopause; is there anything I should take that would be beneficial for my health? ...

Dr. Wang Hanzhou Reply:
A 28-day birth control pill pack contains 21 active hormone-containing pills and 7 placebo pills that do not contain hormones. Therefore, during the last few days of the pack, when menstruation occurs, you can choose to either stop taking the pills or continue taking them. For in...

Understanding Birth Control Pills for Irregular Menstrual Cycles

Issues related to contraceptive pills? Dear Dr. Lin, My menstrual cycle typically ranges from 33 to 49 days, averaging about 37 days over the course of a year. Is this considered normal? I experience menstrual cramps occasionally, and I currently do not plan to conceive (I have ...

Dr. Lin Zhaopei Reply:
Irregular menstrual cycles can be regulated by taking contraceptive pills (if taken consistently). Additionally, the progestin component can help reduce dysmenorrhea. However, contraceptive pills may sometimes cause side effects such as nausea, abdominal pain, and vomiting, which...

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