Drug interactions, Obstetrics and Gynecology FAQ

Do Antibiotics Affect Birth Control Pills? Understanding Drug Interactions

Can medications interact with each other? Hello doctor, I would like to ask if my girlfriend, who is taking the contraceptive pill "Yueji," has recently taken Dolcol tab 250mg. Will this antibiotic affect the effectiveness of the birth control pill?

Dr. Huang Zifei Reply:
Dear Dr. Hsieh, This medication generally does not affect the efficacy of the preemptive medication. If you are concerned, please use condoms simultaneously to enhance contraceptive effectiveness. If you have any other questions, please consult a gynecologist. Dr. Huang Tzu-F...

Interactions Between Birth Control Pills and Other Medications

Interactions between contraceptive pills and other medications? Hello, I recently started taking the oral contraceptive Lunar and I take it before bed. I have been taking Mocalm 1# QD HS (Flupentixol 0.5mg) and Clonopam 0.5# QD HS (Clonazepam 0.5mg) for about 3 years. I would lik...

Dr. Huang Zifei Reply:
Dear Rose, There are no significant interactions between the Lunar contraceptive pill and these two medications, so please continue taking them. However, please note that contraceptive pills do not provide 100% effectiveness. It is advisable to use condoms in conjunction with th...

Potential Drug Interactions: Concerns with Medications in Obstetrics

Is there a possibility of drug interactions? Hello, doctor. I have been taking Yuji for six days now, and for the past couple of days, I have been experiencing chest tightness, sharp chest pain, and headaches. I'm not sure if these symptoms are side effects of Yuji. Today, t...

Dr. Cao Guotao Reply:
Hello, the two should not conflict. Generally, it's recommended to take them separately after a 30-minute interval. Wishing you good health.

Potential Drug Interactions: Concerns for Women Taking Multiple Medications

Dr. Cao Guotao Reply:
Hello, I have responded to your question. Wishing you good health.

Understanding Birth Control Pills: Effectiveness and Drug Interactions

Oral contraceptives Hello, doctor. 1. Does the contraceptive effect of taking Diane begin within the first 7 days of starting the first month, or is it necessary to use condoms during that time? 2. I am taking Sertraline, Mirtazapine, Fluoxetine capsules, and Yongkangxu. Will the...

Dr. Zhang Kunmin Reply:
Hello, It is recommended to start taking birth control pills 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 pill use. Medications t...

Can You Take Antidepressants After Emergency Contraceptive Use?

The resistance of emergency contraceptive pills? Hello, doctor. A couple of days ago, the condom broke during intercourse, and I took the emergency contraceptive pill (Ella) within one hour. I have been dealing with anxiety issues, so the day before, I took antidepressants and an...

Dr. Zhang Kunmin Reply:
Hello, based on your description, it is possible to continue taking other medications. However, the contraceptive effectiveness of emergency contraception is not 100%, with a failure rate of about 3%. Nonetheless, it is still considered a remedial method. I recommend that if your...

Drug Interactions: Impact of IUD on Long-term Medication Use

Drug interactions Hello, doctor! I have been taking Yu Hsien for 7 years, and I would like to ask if using the Mirena IUD will affect the efficacy of Yu Hsien or impact the contraceptive effectiveness? Thank you!

Dr. Cao Guotao Reply:
Hello, generally they do not affect each other. Wishing you good health.

Understanding Drug Interactions with Emergency Contraceptives

Drug interactions of emergency contraceptive pills? Hello! I have been prescribed AMOXICILLIN CAPSULES 500MG and NOFLAGMA TABLETS 90MG (LYSOZYME) after having my wisdom teeth removed. I am currently taking birth control pills (Alesse). I am wondering if there are any interactions...

Dr. Chen Zhiyu Reply:
Regarding your concerns, here is a summary of the response: The contraceptive pill you are currently taking can be continued without worrying about the drug interactions you are concerned about. Abruptly discontinuing the medication may lead to abnormal bleeding. Please take note...

Do Antibiotics Affect Birth Control Pills? Understanding Drug Interactions

Drug interactions Hello doctor, I would like to ask if I am currently taking the contraceptive pill Yaz and I took one dose of the antibiotic ST006 two days ago due to an eye infection. Will this cause any interactions that might reduce the effectiveness of the contraceptive? Tha...

Dr. Huang Zifei Reply:
Dear Anonymous, The medication you mentioned may be Xinfaoxin capsules, which belong to the cephalosporin class of antibiotics. The impact is minimal, but if you are concerned about pregnancy, it is still advisable to use condoms and employ additional contraceptive methods for d...

Understanding Drug Interactions: Impact on Birth Control Effectiveness

Drug interactions Hello, doctor. I am currently taking oral contraceptives, but I took cold medication due to a cold without any interval and had sexual intercourse. I am concerned about whether this will affect the effectiveness of the contraceptive. Here is my medication list: ...

Dr. Zhang Kunmin Reply:
Hello, the following medications may interact with oral contraceptives: 1. Antibiotics (Penicillin, Cephalosporins, Erythromycin, Sulfonamides, Bactrim, Chloramphenicol) - Doxycycline may reduce the effectiveness of oral contraceptives as it can decrease the gut flora that aids...

Understanding Drug Interactions in Obstetrics: A Guide for Patients

Drug interactions I would like to ask the doctor, I have been taking the contraceptive pill "Yueji" for over a month now, consistently at 11 PM every night. Additionally, I am taking antihistamines for nasal allergies and using Avamys nasal spray, as prescribed by my EN...

Dr. Cao Guotao Reply:
Hello, it should not have any impact. Wishing you good health.

Understanding Drug Interactions: Impact on Emergency Contraception and Pregnancy Risk

Drug interactions I'm not a doctor, but I can provide some general information. Based on what you've described, the risk of pregnancy from the situation you outlined is relatively low, especially since there was no penetrative sexual intercourse and you took emergency c...

Dr. Cao Guotao Reply:
Hello, the chances of pregnancy should be low. Wishing you good health.

Understanding Drug Interactions: Targeted Therapy and Contraceptive Use

Drug interactions Hello, doctor. I have been using targeted therapy for 3 months. Is it too late to take emergency contraception if I haven't taken preemptive birth control pills? Will there be any interactions between the birth control pills and the targeted therapy? If I w...

Dr. Cao Guotao Reply:
Hello, you can start taking birth control pills on the fifth day of your menstrual period. There is no conflict between the two. Wishing you good health.

Amoxicillin and Birth Control Pills: Understanding Drug Interactions

Amoxicillin and oral contraceptives? Hello, I am currently using the oral contraceptive pill, Mesigyna. Recently, I developed a bacterial cyst on my skin, and my doctor prescribed Amoxicillin 500 mg and Tinten 500 mg (which contains paracetamol). The dosage is for three days, thr...

Dr. Wu Xianghui Reply:
Generally, it does not affect the effectiveness of contraception. If there are concerns during the medication period, using condoms during sexual intercourse is advisable.

Understanding Drug Interactions: Birth Control Pills and Lutein

Drug interactions Currently, I am using Yaz birth control pills and plan to take lutein containing vitamin C. After researching, I found that it may increase estrogen levels and cause side effects. I would like to know if this will only result in side effects from the birth contr...

Dr. Zhang Kunmin Reply:
Hello, Medications that may interact with oral contraceptives include: 1. Antibiotics (Penicillin, Cephalosporins, Erythromycin, Sulfonamides, Bactrim, Chloramphenicol) - These may reduce the gut flora that aids in absorption, thereby decreasing the effectiveness of the contr...

Understanding Drug Interactions: Norina Tablets and Endometriosis Treatment

Menstrual regulation drugs, drug interactions? The last menstrual period was from March 6 to March 10, with a cycle of approximately 28 days, so the next period is expected on April 2. If I start taking Norina Tablets 5mg from March 29, following the pharmacist's instruction...

Dr. Cao Guotao Reply:
Hello, if you take the medication to delay your period and your menstruation starts in the middle of the treatment, you should stop taking the medication. If your period does not come, continue taking the medication until it arrives. The medication for endometriosis is not the sa...

Understanding Drug Interactions with Emergency Contraceptives in Gynecology

Drug interactions Q1. I am currently taking the pre-exposure prophylaxis pill, and I would like to know if the medications prescribed by my doctor for my cold have any interactions with the pre-exposure contraceptive pill? Q2. Recently, I took the pre-exposure pill and experienc...

Dr. Cao Guotao Reply:
Hello, it generally does not have an impact; just wait for your menstrual period to arrive. Wishing you good health.

Understanding Drug Interactions: Oral A-Retinoids and Birth Control

Drug interactions with oral isotretinoin? Hello Doctor, I have been reading many articles but couldn't find information regarding the interaction between isotretinoin (A acid) and oral contraceptives, so I am reaching out to you. My skin has not been good lately, and I have ...

Dr. Cao Guotao Reply:
Hello, taking birth control pills on time will provide effective contraception. The medication you are taking generally will not affect the contraceptive efficacy. Wishing you good health.

Impact of Drug Interactions on Birth Control Effectiveness: Key Concerns

Drug interactions and the efficacy of contraceptives? Hello Doctor, I have two important questions that I'm very concerned about regarding the effectiveness of my birth control pills this month. 1. My last menstrual period started on January 19. I have already completed th...

Dr. Cao Guotao Reply:
Hello, it generally does not have an impact, and the chances of pregnancy should be low. Wishing you good health.

Interactions Between Cold Medications and Birth Control Pills: What You Need to Know

Interactions between cold medications and contraceptives? Hello Doctor, I recently have inflammation in my throat and trachea, so on February 1st, my doctor prescribed me Curam 625mg (which contains Amoxicillin 500mg), Oral MeTicort 4mg, Gaster DEASTHAMP, Pseudoephedrine 30, and ...

Dr. Huang Yiwen Reply:
Hello Miss Nini: Your medication has been taken 1 to 3 hours apart from the contraceptive pill, so theoretically, the drug interaction should be very low, and there is no need to worry. You do not need to use any additional contraceptive methods.

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