飛行機に処方薬・市販薬を持ち込める？（米国TSA・CATSA規則）

持込可：100ml（3.4オンス）以下の容器に入れ、容量1L以下のジッパー付き透明プラスチック袋に収納してください。

受託手荷物：預け入れ可能です。100mlを超える大型ボトルもスーツケースに入れて預けることができます（スプレー類の制限に注意）。

Standard carry-on baggage size allowances apply; TSA publishes no individual numerical cap for personal use.

Prescription pills and solid medications do not require declaration at domestic security checkpoints. However, liquid prescription medicines exceeding 3.4 ounces (100 ml), injectables, and syringes must be declared to checkpoint officers before screening begins for visual or explosive trace inspection under medical exemption guidelines.

Yes. Medically necessary liquids are exempt from the size limit in reasonable quantities. Remove them from your bag and declare them to the officer for separate screening.

Yes, flying while taking anticoagulant medications like Apixaban (Eliquis) or Warfarin is generally safe. Maintain good hydration, avoid alcohol, wear compression socks, and perform in-seat calf exercises during long flights to minimize deep vein thrombosis (DVT) risks. Always pack medications in your carry-on.