Contraceptive pills, Pharmacology FAQ

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Understanding Birth Control Pills: Timing and Drug Interactions Explained

Types of Birth Control Pills and Their Usage Hello, pharmacist. I am a patient who has been taking epilepsy medication, and I would like to ask if it is necessary to start taking birth control pills within 1-5 days after the onset of menstruation. Can I start taking them after my...


Dr. Hou Fangmin Reply:
Dear Ms. Wu, 1. Regarding the drug interactions I mentioned to you yesterday, I would like to add that the medication Wenbunin (ESTRADIOL ETHINYL 0.05MG/NORGESTREL L-0.25MG) also has a moderate interaction with the antiepileptic drug LAMICTAL that you are taking. Please be mindf...

[Read More] Understanding Birth Control Pills: Timing and Drug Interactions Explained


Managing Throat Discomfort from Birth Control Pills: Alternatives and Solutions

Taking emergency contraceptive pills can cause a sensation of a foreign body in the throat, which may lead to nausea? I have tried more than six types of third and fourth generation oral contraceptives, and each one causes a strong sensation of a foreign body in my throat, making...


Dr. Hou Fangmin Reply:
Hello Ms. Lin, 1. The new generation of contraceptive pills has fewer side effects related to progesterone, but you may still experience symptoms such as diarrhea, nausea, vomiting, gastrointestinal discomfort, and breast tenderness. You can take some antacids to alleviate thes...

[Read More] Managing Throat Discomfort from Birth Control Pills: Alternatives and Solutions


Does Taking Xinna Pills Affect Pregnancy Chances?

Does Xinna tablet have contraceptive effects? Is there a possibility of pregnancy while taking Chingna tablets for menstrual regulation?


Dr. Hou Fangmin Reply:
Hello Kimi: 1. The components of Xinna tablets include white Estradiol valerate and blue Estradiol valerate / Medroxyprogesterone acetate, which mimic the hormonal secretion of a normal female physiological cycle, allowing the body to have a regular hormonal cycle. The differen...

[Read More] Does Taking Xinna Pills Affect Pregnancy Chances?


Interactions Between Emergency Contraceptives and Cold Medications

Emergency contraceptive pills and cold medications? Hello, I have been taking the oral contraceptive pill, Medicon, for over a year. However, due to my nasal allergy issues, I often experience sneezing, nasal congestion, and runny nose, which require me to take cold medication. R...


Dr. Liao Huiling Reply:
Ms. Lin: The medication you are currently taking will not affect the effectiveness of the birth control pill. As for the impact of common cold medications, cough suppressants, antibiotics, or dietary supplements, it should be assessed based on the specific ingredients of the medi...

[Read More] Interactions Between Emergency Contraceptives and Cold Medications


Do Fish Oil and Cold Medications Affect Birth Control Effectiveness?

Drug interactions? Hello Doctor, I have been taking Alesse for 7 months now, and I have recently started taking fish oil. Will fish oil affect the effectiveness of the birth control pill? Is there a recommended time interval? Additionally, if I take other cold medications, how lo...


Dr. Zheng Shuwen Reply:
Hello, regarding your question, here is the response: According to database inquiries, the use of Alesse (a brand of oral contraceptive) in conjunction with fish oil may potentially reduce the effectiveness of fish oil, but it does not affect the contraceptive efficacy of Alesse....

[Read More] Do Fish Oil and Cold Medications Affect Birth Control Effectiveness?


Understanding the Effectiveness of Emergency Contraceptive Pills: Your Questions Answered

Questions about the first pack of oral contraceptives? I started my menstrual bleeding on June 11, but I felt that my period was about to start on June 10. On the fifth day (June 15), I began taking the medication "Yueji," but I realized that June 10 seemed to be the fi...


Dr. Huang Wanyu Reply:
Hello: If this is your first time taking Yasmin, the recommended method is to start taking it within 5 days of the onset of your menstrual period. You should take one pill at the same time every day for 3 weeks, followed by a 7-day break during which you will have your next perio...

[Read More] Understanding the Effectiveness of Emergency Contraceptive Pills: Your Questions Answered


Common Questions About Emergency Contraceptive Pills and Their Effectiveness

Questions related to emergency contraception? Hello, I lost a pill from my emergency contraceptive pack about three to four months ago. During that cycle, I bought a new pack to replace the lost pill. I just found the lost pill in my backpack, and since some time has passed, I wo...


Dr. Zheng Shuwen Reply:
Hello, regarding your question, here is the response: The expiration date and storage conditions of medications that have been kept in a backpack for an extended period cannot be confirmed, so it is not recommended to continue using them. Oral contraceptives require consistent lo...

[Read More] Common Questions About Emergency Contraceptive Pills and Their Effectiveness


Can Royal Jelly Be Safe for Seniors with Family Cancer History?

Health Food - Royal Jelly Hello, Pharmacist Hou: I am nearly eighty years old. In the past two to three years, I have been approaching prehypertension (around 130/85). My doctor recommended that I start taking antihypertensive medication. My blood lipids and blood sugar levels ar...


Dr. Hou Fangmin Reply:
Hello Kate, 1. The lipid composition of royal jelly primarily consists of unsaturated fatty acids and their derivatives, such as decenoic acid, which can enhance enzyme activity and promote metabolism. This is beneficial for physiological functions and hormonal regulation. Howev...

[Read More] Can Royal Jelly Be Safe for Seniors with Family Cancer History?


Side Effects of Taking Birth Control Pills: What to Expect

Side effects of partner taking oral contraceptives? Hello, doctor. I would like to consult you about issues related to emergency contraceptive pills. My partner recently started taking Yaz, and after the first month, she has experienced symptoms such as headaches and a slight bro...


Dr. Hou Fangmin Reply:
Hello Mr. Wang, 1. The emergency contraceptive pill, Ella (Yuezi), may have varying side effects that do not affect everyone. These can include headaches, heavy or irregular menstrual bleeding, nausea, vomiting, edema, increased cervical mucus, weight gain, skin itching, acne, f...

[Read More] Side Effects of Taking Birth Control Pills: What to Expect


Understanding Emergency Contraceptive Pills: Efficacy and Switching Brands

Emergency contraceptive pill 1. May I ask if taking Dailian for the first time really provides complete contraceptive effectiveness? 2. If I want to switch to Yejiyi in the second month, should I also wait 7 days before starting?


Dr. Huang Shenggang Reply:
Hello: First of all, thank you for your question. Although everyone has their own constitution, taking the medication according to the instructions and on schedule will be effective! It is recommended to find a formulation that suits your individual constitution for better result...

[Read More] Understanding Emergency Contraceptive Pills: Efficacy and Switching Brands


Do Oral Gels Interact with Emergency Contraceptive Pills?

Drug interactions with emergency contraceptive pills? Hello, I would like to ask if oral paste (ingredient: Triamcinolone acetonide) interacts with the birth control pill Yasmin, or if it affects the effectiveness of the contraceptive (without a condom). Thank you for your respon...


Dr. Zheng Shuwen Reply:
Hello, regarding your inquiry, here is the response: According to database research, there is no interaction between the contraceptive pill "Mestranol" and the topical ointment (active ingredient: Triamcinolone acetonide); it will not affect the contraceptive effectiven...

[Read More] Do Oral Gels Interact with Emergency Contraceptive Pills?


Do Oral Gels Interact with Emergency Contraceptive Pills?

Interactions of Emergency Contraceptive Pills Hello, I would like to ask if oral paste (ingredient: Triamcinolone acetonide) interacts with the birth control pill Yasmin, or if it affects the effectiveness of the contraceptive (without a condom). Thank you for your response, doct...


Dr. Zheng Shuwen Reply:
Hello, regarding your inquiry, here is the response: According to database research, there is no interaction between the contraceptive pill "Mestranol" and the topical ointment (ingredient: Triamcinolone acetonide); it will not affect the contraceptive effectiveness (wi...

[Read More] Do Oral Gels Interact with Emergency Contraceptive Pills?


Does Ufanidine 250mg Affect the Effectiveness of Contraceptive Pills?

Does Urofine 250mg and pre-exposure prophylaxis reduce the effectiveness of contraception? Will Uvafid 250mg affect the contraceptive effectiveness of preemptive medications?


Dr. Huang Huiqing Reply:
Dear Sir/Madam, Ufan 250mg belongs to the cephalosporin class of antibiotics and is typically taken every 6 to 12 hours for a duration of 7 to 10 days. Currently, there is no literature that clearly confirms an impact on the effectiveness of oral contraceptives. If you urgently...

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Timing for Taking Birth Control Pills: Do Menstrual Cycles Matter?

Timing for Taking Emergency Contraceptive Pills Hello doctor, do I have to take the contraceptive pill during my menstrual cycle? Is it effective if I start taking it 15 days after my period ends? Will it affect my body?


Dr. Huang Shenggang Reply:
Hello Ms. Chen: Emergency contraceptive pills are composed of two female hormones, "estrogen" and "progestin." The key to taking these pills is to maintain a consistent regimen over a long period to achieve optimal contraceptive effectiveness! The first dose i...

[Read More] Timing for Taking Birth Control Pills: Do Menstrual Cycles Matter?


Understanding the Impact of Sugar Pills on Birth Control Effectiveness

Use of contraceptive pills Today, I went to the pharmacy to buy contraceptive pills (Levonorgestrel single tablet). The pharmacist gave me a sugar-coated tablet of active ingredients to take together. Can you explain why? Will it affect the efficacy of the contraceptive pill?


Dr. Zheng Shuwen Reply:
Hello: In response to your question, "Huo Xing Bi Tang Yi Ling" contains vitamins B1, B2, B6, and B12. According to foreign literature, some women may experience lower levels of B vitamins after long-term use of oral contraceptives. This phenomenon can vary among indivi...

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Can Pre-Exposure Birth Control Pills Work After Intercourse?

Emergency contraceptive pills Emergency contraceptive pills (ECPs) taken after unprotected intercourse can be effective in preventing pregnancy, but their efficacy decreases the longer you wait to take them. It is recommended to take them as soon as possible, ideally within 72 ho...


Dr. Zheng Shuwen Reply:
Hello, regarding your question, here is the response: Emergency contraceptive pills (ECPs) are high-dose progestin medications intended for use after sexual intercourse, while regular oral contraceptives require consistent daily intake over a long period to achieve effective co...

[Read More] Can Pre-Exposure Birth Control Pills Work After Intercourse?


Does Imovane Affect the Effectiveness of Birth Control Pills?

Birth control pills and sedatives? I am taking IMOVANE 7.5mg and the contraceptive pill Diane. Will IMOVANE affect the effectiveness of the contraceptive?


Dr. Liao Huiling Reply:
Yimianan will not affect the effectiveness of contraceptive pills.

[Read More] Does Imovane Affect the Effectiveness of Birth Control Pills?


Understanding Emergency Contraceptive Pills: Timing and Usage Guidelines

Emergency contraceptive pill Hello, doctor. I would like to ask, if I start taking the 21-day oral contraceptive pill named Dailian on the fifth day of my menstrual cycle, will I have contraceptive protection starting from the seventh day, or will it take a month to become effect...


Dr. Zheng Shuwen Reply:
Hello, in response to your question, here is the information: Birth control pills must be taken regularly to achieve the desired contraceptive effect. Their mechanism is to adjust the hormone levels in your body; insufficient levels can easily lead to failure. You need to take th...

[Read More] Understanding Emergency Contraceptive Pills: Timing and Usage Guidelines


Interactions Between Contraceptive Pills and Common Medications

Interactions of Emergency Contraceptive Pills Will the regular use of Qlaira (combined oral contraceptive) interact with the following medications and affect its contraceptive efficacy? (1) Flupine (Fluphenazine) (2) Eslam (Eszopiclone) Thank you, doctor!


Dr. Zheng Shuwen Reply:
Hello, regarding your inquiry, here is the response: Based on database research, the oral contraceptive "Qilian" may interact with flupine (Fuanyuan tablets) and eslam (Yilemian), potentially altering the blood concentrations of Fuanyuan and Yilemian. It is advised that...

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Impact of Moisture on Emergency Contraceptive Pills: What to Do?

Moisture exposure of emergency contraceptive pills? Hello, doctor: I had put the pre-medication in a pillbox, and since I've been back in the countryside where it has been raining, I made sure the box was closed after taking the medication a few days ago. Today, when I went ...


Dr. Liao Lingmei Reply:
Hello: The pharmacist from Taipei Hospital responded as follows: 1. It is advised not to take the medication. 2. The ingredients of the medication may have deteriorated due to moisture absorption, and it is susceptible to contamination by ants, which can secrete chemicals that al...

[Read More] Impact of Moisture on Emergency Contraceptive Pills: What to Do?


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