He is reportedly on the anti-impotency drug to keep up with the demands in bed of the finely sculpted older actress, the tabloid said.
Her boy-toy lover confesses to sampling the potency pill after a pal sent him some. Star of the just-released "The Butterfly Effect", Kutcher said, "Man, it was like a rocket taking off from a launch pad. You want to go longer than you usually do. But you lose a lot of sleep because you can't roll over."
He also told the Rupert Murdoch-owned tabloid he's saved one pill for a really wild Valentine's Day.