The best thing that could happen is for a Hillary flying monkey to be linked with the spread of this story. That could sink her.
Did you see the speculation that the wrinkly-faced Hillary photo might have been leaked intentionally so as to invoke sympathy for her?
On the other hand, the "Obama is a coke-head" trial balloon got shot down in a hurry.
It must not have focus-grouped very well.
It's really, really hard to anticipate how these maneuvers will play out - some of them will work for you, but others will blow up in your face.