TMZ reports that the music mogul complained of the headache after hosting a post-Grammy party at the Playboy Mansion on Sunday night.
Members of P Diddy's entourage were apparently concerned with the star's condition and insisted upon driving him to UCLA Medical Centre's emergency room. .
He received treatment and was released a short time later.
A source close to the rapper later insisted that the migraine was "unrelated" to anything that happened at the party.
P Diddy recently signed on to be an executive producer on the remake of the Oscar-nominated film Undefeated.
> P Diddy 'throws tantrum' at Golden Globes party
Watch Diddy Dirty Money's 'Coming Home' music video below: