藥物交互作用
Cenobamate + Ethinyl estradiol-drospirenone
嚴重程度: 嚴重
Cenobamate and Ethinyl estradiol-drospirenone: major interaction.
最後更新
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摘要
Cenobamate induces CYP3A4 and can lower ethinyl estradiol exposure, which may reduce contraceptive effectiveness and increase the risk of breakthrough bleeding or unintended pregnancy. Drospirenone exposure may also be reduced.
用白話說明這項交互作用的意義
Cenobamate and Ethinyl estradiol-drospirenone can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Cenobamate belongs to Central Nervous System; Ethinyl estradiol-drospirenone belongs to Endocrine.
為什麼會發生
Cenobamate induces CYP3A4, increasing the metabolism of ethinyl estradiol and progestins.
處置方式
Advise an additional or alternative non-hormonal contraceptive method while on cenobamate and for a period after stopping. Consider a non-hormonal method or an IUD as the primary option.
可向藥師詢問的問題
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
Ethinyl estradiol-drospirenone 的其他交互作用
- Ethinyl estradiol-drospirenone + Fezolinetant 禁忌併用
- Ethinyl estradiol-drospirenone + Ombitasvir / paritaprevir / ritonavir 禁忌併用
- Ethinyl estradiol-drospirenone + Ombitasvir / paritaprevir / ritonavir and dasabuvir 禁忌併用
- Ethinyl estradiol-drospirenone + Tranexamic acid 禁忌併用
- Aminocaproic acid + Ethinyl estradiol-drospirenone 嚴重
- Amobarbital + Ethinyl estradiol-drospirenone 嚴重
Cenobamate 的其他交互作用
常見問題
Can I take Cenobamate with Ethinyl estradiol-drospirenone?
MediHelp rates the interaction as major. Cenobamate and Ethinyl estradiol-drospirenone can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Cenobamate induces CYP3A4 and can lower ethinyl estradiol exposure, which may reduce contraceptive effectiveness and increase the risk of breakthrough bleeding or unintended pregnancy. Drospirenone exposure may also be reduced.
How serious is the interaction between Cenobamate and Ethinyl estradiol-drospirenone?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Advise an additional or alternative non-hormonal contraceptive method while on cenobamate and for a period after stopping. Consider a non-hormonal method or an IUD as the primary option.
What other medicines interact with Ethinyl estradiol-drospirenone?
MediHelp also lists interactions of Ethinyl estradiol-drospirenone with, for example, Fezolinetant, Ombitasvir / paritaprevir / ritonavir, Ombitasvir / paritaprevir / ritonavir and dasabuvir. The full list is on the Ethinyl estradiol-drospirenone page.
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