03/05/2011 at 12:40 PM EST
Recently out of rehab,
David Arquette wasn't taking any chances.
The actor, 39, was sent to the hospital after he was hurt in a car accident
Friday, then later Tweeted
, "Refused all pain medication – may the record state – still sober!"
Arquette, whose vehicle reportedly collided head-on with another car on a Beverly Hills street, adds, "It was a miracle the woman I hit was uninjured – Thank God."
He says he was on his way to the airport to travel to Las Vegas to help a friend open his restaurant, The Sugar Factory, when the accident occurred.
"so sad i'm going to miss it but glad to be alive for a rain check," he writes.
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