Find the cause of high blood pressure or low potassium levels.

This drug may increase the potassium levels in your blood.

Check to see whether treatment for low or high potassium levels is working.

The medical experts found potassium levels were particularly high in some children.

Okay, so the girl had been right: potassium levels were down.

These drugs may further increase potassium levels in the blood.

I wish there had been time to get a potassium level on her.

If your potassium level gets low enough, it can harm the heart.

People with high potassium levels in the blood that cannot be controlled.

Some "water pills" can also increase potassium levels in the body.