Please, see side effects of Pioglitazone on the related links. According to both of the related links, Pioglitazone could cause swelling or oedema, especially in the legs/anckles (pedal). This side effect is considered less common, but more serious, needing a consultation with your doctor. Further side effects are listed on the related links.
non pitting
Gasoline pedal/air intake pedal
An Improper WIPE.. will cause a skid Too much pressure on the gas pedal or brake pedal can cause a skid.
The brake pedal and the accelerator pedal can cause a change in speed.
The pedal needs to be greased with good ole WD-40 where the pedal goes into the firewall.
Letting go of the pedal or pushing the gas pedal.
The brake pedal has nothing to do with it. If air is in the system then bleed the brakes.
Check around brake pedal for something rubbing. If OK, I'd look into the master cylinder.
If the pedal is stuck down, no vacuum to the release diaphragm on the pedal
brek pads
When the turbo winds up it can make a whistling sound when a driver steps on the pedal. A loose part can also cause a rattling sound when the pedal is used.
Hardness in the brake pedal can because by low brake fluid. Air in the brake lines can also cause the pedal to push hard.