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 control pills or if it will also affect the contraceptive effectiveness.
Additionally, if I take them with a gap of more than 4 hours, will it still impact the contraceptive effectiveness or cause side effects from the birth control pills?
nikki, 20~29 year old female. Ask Date: 2021/04/12
Dr. Zhang Kunmin reply Obstetrics and Gynecology
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 contraceptive.
2.
Sedatives (Barbiturates) - These can increase the metabolism of oral contraceptives, reducing their effectiveness.
3.
Antiepileptic drugs (Primidone, Phenytoin, Carbamazepine) - These also increase the metabolism of oral contraceptives, leading to decreased effectiveness.
4.
Antituberculosis medications (Rifampicin, Isoniazid).
5.
Antidiabetic medications (Rosiglitazone).
6.
Acetaminophen and Ascorbic acid (Vitamin C) - These may inhibit the metabolism of estrogen, potentially increasing its concentration in the body and leading to a higher incidence of side effects.
7.
Oral contraceptives may affect the action of anticoagulants.
8.
Smoking - This can increase the metabolism of oral contraceptives, reducing their effectiveness.
The mentioned components may increase the likelihood of side effects, with the degree varying from person to person.
Thank you! Wishing you peace and health.
Dr.
Zhang
Reply Date: 2021/04/12
More Info
When considering the interaction between birth control pills, such as Yasmin (also known as "悅姿"), and lutein supplements containing vitamin C, it's essential to understand how these substances may affect each other and the overall effectiveness of the contraceptive method.
Firstly, Yasmin is a combination oral contraceptive that contains drospirenone and ethinyl estradiol. These hormones work together to prevent ovulation, thicken cervical mucus, and thin the uterine lining, making it less likely for a fertilized egg to implant. The effectiveness of Yasmin, like other hormonal contraceptives, can be influenced by various factors, including drug interactions.
Lutein is a carotenoid that is often taken as a dietary supplement for eye health, particularly for its potential benefits in protecting against age-related macular degeneration. It is generally considered safe and does not have a direct pharmacological interaction with hormonal contraceptives. However, there are some considerations to keep in mind.
1. Hormonal Effects: While lutein itself does not increase estrogen levels, some studies suggest that certain dietary supplements can influence hormone metabolism. However, there is no substantial evidence indicating that lutein or vitamin C significantly alters the effectiveness of birth control pills. The primary concern would be if a supplement contains other ingredients that might interact with hormonal pathways.
2. Timing of Intake: Taking lutein or vitamin C supplements several hours apart from your birth control pill should not affect the contraceptive's efficacy. The key factor is consistent and correct usage of the birth control pill as prescribed. If you take your contraceptive pill at the same time every day, the risk of unintended pregnancy remains low, regardless of when you take lutein.
3. Side Effects: If you experience side effects from Yasmin, such as nausea, headaches, or mood changes, it is essential to consider all factors, including any supplements you are taking. While lutein and vitamin C are generally well-tolerated, individual responses can vary. If you notice any unusual symptoms after starting a new supplement, it is advisable to consult with your healthcare provider.
4. Consultation with Healthcare Provider: If you have concerns about potential interactions or side effects, discussing them with your healthcare provider is crucial. They can provide personalized advice based on your health history and current medications.
In summary, taking lutein with vitamin C while on Yasmin should not affect the contraceptive's effectiveness, especially if taken at a reasonable interval apart. However, monitoring your body's response to any new supplement is wise, and maintaining open communication with your healthcare provider will help ensure that you are using your birth control method safely and effectively. Always prioritize consistent use of your contraceptive method and consult with a healthcare professional if you have any concerns about interactions or side effects.
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