Inhaling steam from a hot shower or a bowl of hot water helps loosen mucus in the nasal passages and Eustachian tubes, facilitating drainage.
Most cold-related ear congestion clears up on its own as the viral infection resolves, but you can speed up the process with these methods: cold and ear block
The best treatment is prevention. Since ear block is a secondary effect of the cold, avoiding the cold itself is key: Inhaling steam from a hot shower or a
In a healthy state, the Eustachian tube has three primary functions: cold and ear block