Phenytoin
別名: Epanutin, pro-Epanutin, Dilantin
Administer exactly as directed by your veterinarian. Do not stop this medication abruptly, as it may trigger severe seizures. Contact your veterinarian immediately if your pet develops jaundice (yellowing of the gums or eyes), severe lethargy, vomiting, or loss of coordination. > **CRITICAL:** Never give this medication to cats.
劑量必須由獸醫按你寵物的個別情況決定。切勿在沒有獸醫指導下給予人類藥物或其他寵物的處方藥。
給藥方式
可能的副作用
- Hepatotoxicity (especially in dogs)
- Ataxia
- Sedation
- Gingival hyperplasia
- Peripheral neuropathy
- Hypotension and arrhythmias (with rapid IV administration)
注意事項與禁忌
- Cats (due to severe toxicity)
- Hepatic dysfunction
- Bradycardia
- High-grade AV block
- > **Warning:** Highly toxic in cats. > **Warning:** Rapid IV administration can cause severe hypotension, bradycardia, and cardiovascular collapse. Always administer IV slowly and monitor ECG.
藥物相互作用
- Phenobarbital: Unpredictable effects on serum concentrations of both drugs due to CYP450 induction
- Chloramphenicol: Inhibits hepatic metabolism of phenytoin, leading to increased levels and toxicity
- Cimetidine: Inhibits metabolism of phenytoin, increasing risk of toxicity
- Corticosteroids: Phenytoin induces hepatic enzymes, increasing the clearance and reducing the efficacy of corticosteroids
常見問題
Phenytoin用於寵物有甚麼用途？
Administer exactly as directed by your veterinarian. Do not stop this medication abruptly, as it may trigger severe seizures. Contact your veterinarian immediately if your pet develops jaundice (yellowing of the gums or eyes), severe lethargy, vomiting, or loss of coordination. > **CRITICAL:** Never give this medication to cats.
Phenytoin對我的寵物安全嗎？
劑量必須由獸醫按你寵物的個別情況決定。切勿在沒有獸醫指導下給予人類藥物或其他寵物的處方藥。
本文僅供一般健康教育，不能取代專業獸醫意見。如寵物身體不適，請諮詢獸醫。