Pharmacology Q&A - Page 8

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Concerns About Lipid-Lowering Medications and Grapefruit Interaction

Issues with lipid-lowering medications? Hello, I have been taking a cholesterol-lowering medication (Lipitor) for about six months. I know that this medication should not be taken with grapefruit, but I was unaware that even a two-hour interval is not sufficient. A few days ago, ...


Dr. Huang Shenggang Reply:
Hello Mr. Chen: First, thank you for your question. Grapefruit is a fruit from the Rutaceae family and the Citrus genus, which is rich in furanocoumarin compounds that can inhibit the liver enzyme CYP450 3A4 responsible for metabolizing certain medications. When grapefruit is con...

[Read More] Concerns About Lipid-Lowering Medications and Grapefruit Interaction


Impact of Antibiotics and Pain Relievers on Birth Control Pills

Taking emergency contraceptive pills with other medications? Hello doctor, I am taking the contraceptive pill Meisilon. I need to take 1. Amoxicillin 500mg 2. NAPOSIN tablets 3. Pain relief coated tablets due to wisdom tooth extraction. Will this have a significant impact on the ...


Dr. Chen Jianfang Reply:
Hello: 1. The drug interaction information from the "Mestinon" medication insert does not mention that the three medications you need to take for your wisdom tooth extraction may affect contraceptive efficacy. 2. According to an international drug interaction database (...

[Read More] Impact of Antibiotics and Pain Relievers on Birth Control Pills


Can You Get the COVID Vaccine While Taking Doxycycline and Aldactone?

Oral acne medication and the AZ COVID-19 vaccine? Can I get vaccinated for COVID-19 if I am currently taking Doxycycline and Aldactone prescribed by my dermatologist?


Dr. Chen Jianfang Reply:
Hello, the precautions for COVID-19 vaccination are as follows: 1. Individuals with fever or those currently suffering from acute moderate to severe illness should wait until their condition stabilizes before getting vaccinated. 2. It is not recommended to receive the COVID-19 va...

[Read More] Can You Get the COVID Vaccine While Taking Doxycycline and Aldactone?


Managing Long QT Syndrome: Inderal Dosage and Heart Rate Control

Inderal dosage for Long QT syndrome? Hello, I have had a fast heartbeat for a long time, typically around 110 beats per minute in the morning. My blood pressure is generally normal, around 110-120/80-90. I have been seeing a cardiologist for check-ups for the past four years, and...


Dr. Liao Lingmei Reply:
Hello: The pharmacist from Taipei Hospital responded: Inderal can reduce heart rate, but it is not the first choice for controlling high blood pressure. Please discuss the appropriate timing for taking Inderal with your physician. Wishing you good health.

[Read More] Managing Long QT Syndrome: Inderal Dosage and Heart Rate Control


Understanding Panic Disorder Medications: Dosage and Safety Concerns

Medications for Panic Disorder Hello Doctor, I have panic disorder and currently take half or one tablet of Lexapro when needed, and if I'm feeling unwell, I take half a tablet of Anxiolytic. Is this level of medication considered severe? The doctor also prescribed me one wh...


Dr. Weng Yiji Reply:
Hello: 1. Lexapro (escitalopram) has a dosage of 0.5 mg, and you should take half to one tablet; Anban (bupropion) is another medication with the same dosage of 0.5 mg per tablet. Therefore, this dosage should be considered low. 2. Venlafaxine is a medication that belongs to the ...

[Read More] Understanding Panic Disorder Medications: Dosage and Safety Concerns


Can You Take Fish Oil with Blood Thinners Like Plavix and Lixiana?

Fish oil and anticoagulants? Hello, doctor. I would like to ask you if it is okay for me to take fish oil in the morning and evening while I am currently taking Berkey and Liching at noon?


Dr. Huang Shenggang Reply:
Hello, thank you for your question. Regarding Berberine and L-carnitine, both are classified as medications, while fish oil is considered a dietary supplement. It is not recommended to use them together. If your primary reason for choosing fish oil is the same as the intended eff...

[Read More] Can You Take Fish Oil with Blood Thinners Like Plavix and Lixiana?


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?


Drug Interactions: How to Safely Use Sanomel with Stomach Medications

Drug interactions: Trimebutine? Doctor, I have gastroesophageal reflux disease and occasionally take stomach medication. How long should I wait between taking my stomach medication and Sennosides? Due to work commitments, I need to socialize and drink alcohol; will this affect th...


Dr. Yang Ruifa Reply:
Hello, here is the response to Mr. Wang's questions: 1. Alcohol: Abacavir does not have any pharmacokinetic interactions with alcohol. However, alcohol may reduce the elimination of abacavir, leading to increased overall exposure. 2. Medications containing polyvalent catio...

[Read More] Drug Interactions: How to Safely Use Sanomel with Stomach Medications


Drug Interaction: Griseofulvin and Birth Control Pills Explained

Drug Interaction - Griseofulvin and MDMA Hello, I have contracted ringworm from my pet, and my dermatologist has prescribed Griseofulvin 250mg. I have a regular habit of taking the contraceptive pill - Yaz. Will taking Griseofulvin affect the effectiveness of Yaz? How long should...


Dr. Chen Jianfang Reply:
Hello, based on the information from the "Oral Contraceptives - Yejih" package insert: substances that may increase the clearance rate of oral contraceptives (thereby reducing their effectiveness through enzyme induction) may include griseofulvin, which is the medicatio...

[Read More] Drug Interaction: Griseofulvin and Birth Control Pills Explained


Are Health Supplements Hiding Laxatives? Consumer Protection Insights

Are health supplements containing laxatives or unknown ingredients? Taking health supplements to aid metabolism but experiencing persistent abdominal cramps and diarrhea for almost two months. Is there a government agency that provides testing? Is there a fee? Where should I send...


Dr. Huang Shenggang Reply:
Hello, Meijun: Thank you very much for your inquiry. Health foods refer to those that are certified by the Ministry of Health and Welfare and have a registration number, belonging to the Health Food Registration or Health Food Regulation categories. I recommend checking this webs...

[Read More] Are Health Supplements Hiding Laxatives? Consumer Protection Insights


Can Lamictal and Alesse Be Taken Together Safely?

Can Aisilan and Leminada be taken together? Hello, recently my doctor prescribed me Lamictal (lamotrigine) for bipolar disorder, but I found that this medication may interact with my birth control pill (Alesse). Can you tell me if it is safe to take both medications together?


Dr. Weng Yiji Reply:
Hello: Aislean belongs to the class of estradiol preparations. Estradiol is primarily metabolized by the liver, and Lamictal (lamotrigine) is also metabolized by the liver. Therefore, when used together, estradiol may increase the metabolic rate of Lamictal in the liver, leading ...

[Read More] Can Lamictal and Alesse Be Taken Together Safely?


Can Vitis Eye Gel Be Used for Vaginal Lubrication?

Vitis ophthalmic gel Hello, pharmacist: May I ask if Vitis eye gel can be used as a vaginal lubricant during sexual intercourse? Thank you for your detailed reading and clarification, and I appreciate your hard work!


Dr. Fan Longsheng Reply:
Hello: Thank you for your inquiry regarding medication-related questions. You asked whether Vitis eye gel can be used for vaginal lubrication during sexual activity. Upon review, Vitis eye gel is a prescription medication that contains various ingredients, including active compou...

[Read More] Can Vitis Eye Gel Be Used for Vaginal Lubrication?


Can You Get Moderna Vaccine If Allergic to Ketorolac and Have High Blood Pressure?

Can individuals with drug allergies receive vaccinations? Hello: If you have high blood pressure and are allergic to ketorolac, can you receive the Moderna vaccine?


Dr. Chen Jianfang Reply:
Hello Sir: 1. The contraindications for COVID-19 vaccination are: individuals with a history of severe allergic reactions to vaccine components, or those who have experienced severe allergic reactions after a previous dose of this vaccine should not receive the vaccination. 2....

[Read More] Can You Get Moderna Vaccine If Allergic to Ketorolac and Have High Blood Pressure?


Can You Get the COVID-19 Vaccine After Experiencing Tetanus Shot Side Effects?

Is there any side effect from receiving the tetanus vaccine, and can I get the COVID-19 vaccine afterward? Hello, doctor. Over ten years ago, I had a finger laceration that required suturing. At that time, I received a tetanus shot, and a few minutes after the injection, I began ...


Dr. Chen Jianfang Reply:
Hello, the precautions for COVID-19 vaccination are as follows: 1. Individuals with fever or those currently suffering from acute moderate to severe illness should wait until their condition stabilizes before receiving the vaccine. 2. It is not recommended to receive the COVID-19...

[Read More] Can You Get the COVID-19 Vaccine After Experiencing Tetanus Shot Side Effects?


Understanding Drug Interactions: Antibiotics and Birth Control Pills

Drug interactions Hello, I would like to ask about the medications I received for a urinary tract infection and inflammation in the genital area. They are: 1. Scanol 2. Buscopan 3. Cephamycins 4. Antifungal VT. I am currently taking the contraceptive pill Aikij. Are there any int...


Dr. Huang Yicheng Reply:
Dear Ms. Liu: Regarding the medication you mentioned, no interactions were found. Thank you. Hualien Hospital, Ministry of Health and Welfare, cares about your health.

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


Can You Use Meikang Ointment for Infected Ear Piercings?

Ear piercing infection? I have an ear piercing infection with pus. Can I use Meikang ointment?


Dr. Huang Yicheng Reply:
Ms. O-O: Hello, it is recommended that you visit a dermatologist for consultation. Hualien Hospital of the Ministry of Health and Welfare cares about your health.

[Read More] Can You Use Meikang Ointment for Infected Ear Piercings?


Does Minoxidil Spray Affect the Efficacy of Birth Control Pills?

Minoxidil spray Hello, due to severe hair loss, my dermatologist has recommended using a topical minoxidil spray once daily. I have been taking the oral contraceptive pill (Kylian) for a year now, and I would like to know if minoxidil will affect the efficacy of the oral contrace...


Dr. Zheng Shuwen Reply:
Hello, regarding your question, here is the response: The medication you are using is a topical spray; topical sprays have limited systemic absorption and generally do not affect the oral contraceptives you are currently taking. Please remember to carefully read the medication la...

[Read More] Does Minoxidil Spray Affect the Efficacy of Birth Control Pills?


Do Birth Control Pills Interact with Antidepressants?

I would like to ask if there are any interactions between the contraceptive pill and antidepressant medications? Hello Doctor: Will the ingredients in Gveza 3mg/0.02mg Film Coated Tablets (DROSPIRENONE, Ethinyl estradiol) interact with the following medications: Lorazepam (LORAZI...


Dr. Chen Yuemei Reply:
Hello: Upon review, the medication Gveza (active ingredients: Drosperinone, Ethinyl Estradiol) may increase the hepatic metabolism of Lorazepam (LORAZIN), thereby reducing the effectiveness of Lorazepam. When taking these medications together, you should monitor the therapeutic e...

[Read More] Do Birth Control Pills Interact with Antidepressants?


Does Taking Melatonin Affect the Effectiveness of Birth Control Pills?

Medication Consultation Hello, doctor. I take half a tablet of Jing An Ning before bed at midnight, and then I take the emergency contraceptive pill at 3 PM the next day. I would like to know if this will reduce the effectiveness of the contraceptive pill.


Dr. Zheng Shuwen Reply:
Hello, regarding your question, here is the response: After reviewing the medication guide and related databases for Xanax (active ingredient: Alprazolam), it is advised to use caution when combining Xanax with oral contraceptives. This is because oral contraceptives may reduce t...

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


Understanding the Interaction Between Contraceptive Pills and African Mango Drink

Emergency contraceptive pill Hello Doctor, I am the person who asked question #166953. I have received your response, which mentioned that "African mango drink can delay gastric emptying and may affect the efficacy of contraceptive pills, so it is not recommended to take the...


Dr. Zheng Shuwen Reply:
Hello, regarding your question, here is the response: The "African mango tea" may delay gastric emptying, which could potentially affect the efficacy of medications (such as oral contraceptives). It is recommended that you do not take them simultaneously. If possible, p...

[Read More] Understanding the Interaction Between Contraceptive Pills and African Mango Drink




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