Answer 1

Persim and Lum Berries cure confusion when it happens if the Pokemon is holding the berries. Also the ability own tempo prevents confusion all together. Other than that there is nothing I can think of.

Comments

like a orb

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There is no item that keeps confusion away forever, only the ability Own Tempo

Answer 2

There are berry's that heals confusion.

Lum berry
Persim berry

Hope this helps

///Jofly

Comments

like a orb

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berries are the only thing your pokemon can hold that will cure confusion. Abilities and full Heals and full restores will also cure/prevent it.