藥物交互作用
Brexpiprazole + Pyrimethamine
嚴重程度: 中度
Brexpiprazole and Pyrimethamine: moderate interaction.
最後更新
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摘要
Pyrimethamine may raise brexpiprazole exposure by inhibiting its CYP2D6 metabolism. Higher levels could increase sedation, akathisia, orthostatic hypotension and other adverse effects, especially if a CYP3A4 inhibitor is also given.
用白話說明這項交互作用的意義
Brexpiprazole and Pyrimethamine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Brexpiprazole belongs to Central Nervous System; Pyrimethamine belongs to Anti Parasitic.
為什麼會發生
Inhibition of CYP2D6-mediated metabolism of brexpiprazole.
處置方式
Monitor for adverse effects of brexpiprazole during co-use. Reduce the brexpiprazole dose to a quarter of usual if a strong or moderate CYP3A4 inhibitor is also given with a CYP2D6 inhibitor.
可向藥師詢問的問題
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
Pyrimethamine 的其他交互作用
Brexpiprazole 的其他交互作用
常見問題
Can I take Brexpiprazole with Pyrimethamine?
MediHelp rates the interaction as moderate. Brexpiprazole and Pyrimethamine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Pyrimethamine may raise brexpiprazole exposure by inhibiting its CYP2D6 metabolism. Higher levels could increase sedation, akathisia, orthostatic hypotension and other adverse effects, especially if a CYP3A4 inhibitor is also given.
How serious is the interaction between Brexpiprazole and Pyrimethamine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for adverse effects of brexpiprazole during co-use. Reduce the brexpiprazole dose to a quarter of usual if a strong or moderate CYP3A4 inhibitor is also given with a CYP2D6 inhibitor.
What other medicines interact with Pyrimethamine?
MediHelp also lists interactions of Pyrimethamine with, for example, Deferiprone, Eliglustat, Acalabrutinib. The full list is on the Pyrimethamine page.
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