Roger Clemens fires his own PED allegation back at Roy Halladay

NEW YORK, UNITED STATES: New York Yankees pitcher Roger Clemens throws the broken bat of Mike Piazza of the New York Mets as Piazza runs to first base during the first inning of the Second Game of the World Series in New York City 22 October, 2000. The incident lead to a dugout emptying confrontation between the two teams. Piazza'a bat broke after hitting the ball and a piece of it flew in the direction of the mound. AFP PHOTO AFP PHOTO/Matt CAMPBELL (Photo credit should read MATT CAMPBELL/AFP/Getty Images)

Before the MLB Hall of Fame announcement came down on Wednesday -- when only Ken Griffey Jr. and Mike Piazza were inducted -- former big league pitcher Roy Halladay shared his thoughts on social media about steroid users and said Roger Clemens and Barry Bonds should not be inducted in Cooperstown.

Halladay wrote in a tweet: "When you use PEDs you admit your not good enough to compete fairly! Our nations past time should have higher standards! No Clemens no Bonds!"

After the announcement, Clemens fired back with a blunt statement and lobbed his own PED allegation back at Halladay.

Here's what Clemens, who got 45.2 percent in this year's HOF voting, had to say about Halladay's "asinine" tweet, per Mark Berman of FOX 26/KRIV:

We should mention here that Clemens has never tested positive for performance-enhancing drugs and was acquitted by a federal jury of charges that he lied to Congress about his alleged steroid use (that won't clear him in the eyes of many fans, of course). Meanwhile, Halladay has never been publicly connected to PEDs like Clemens has, fairly or unfairly, so this accusation by Clemens should be considered with that context.

Update: Halladay responded to Clemens' statement with this tweet Thursday morning:

Teddy Mitrosilis works in social content development at FOX Sports Digital. Follow him on Twitter @TMitrosilis and email him at tmitrosilis@gmail.com.