If the person takes a water pill, give double the normal daily dose.

The number had seemed significant at the time: Lorton's normal dose was two.

You may need a lower than normal starting dose.

She took but a third of her normal dose.

Vitamin D at normal doses usually has no side effects.

Older adults may need to take a lower than normal dose.

I said, "You sound like a drug addict who's decided to try ten times the normal dose."

Those who took the drug received, in some cases, 100x the normal dose.

I think it would be safer if you took only half the normal dose each time.

Taken at normal doses, selenium does not usually have side effects.