Can/able to (respectful)
This form indicates someone's ability or possibility in a respectful manner.
Examples
先生はすぐに来られます。
The doctor can come right away.
看護師はこの処置を行えます。
The nurse is able to perform this procedure.
この治療法は試せます。
This treatment can be tried.
Quick check
先生はすぐに来___れます。