Chūqù zìjiàyóu, hòubèixiāng lǐ fàng ge yīyàoxiāng bǐjiào wěntuǒ.
On a road trip, it's safer to keep a first-aid kit in the trunk.
Tips
usage
医药箱 is the portable medicine box itself; the medicines/supplies inside are 急救用品 (first-aid supplies). A wall-mounted bathroom medicine cabinet is usually called 药品柜 instead.
