Cupping in the state of Ihram

The following narration of the Prophet is a proof that it is permitted to have Hijama performed while being in the state of Ihraam.

Narrated Ibn Abbas : The Prophet was treated by cupping while he was in the state of ihram.

Narrated Ibn Abbas : That the Messenger of Allah was treated with Cupping on his head while he was in ihram due to a migraine that he had.