this article on the brewers website today mentions nothing about the 6 man option until the break. in fact, it plainly says he is not scheduled for another start before the all star break.
Tough to swallow right now if you're a Gallardo owner, but if you hang onto him you'll definitely reap the rewards later in the season when he's The Man for you in the fantasy playoffs. It wouldn't be wise to drop him, even in a re-draft league.