If true, then the ultrahigh doses given with bone marrow transplants will not improve survival.

It has been found that sub-antimicrobial doses of antibiotics such as minocycline also improve acne.

In fact, small 'catalytic' doses of fructose may improve control of blood glucose.

High doses improve the chance of detecting any adverse effect.

In athletics, moderate doses of caffeine can improve sprint, endurance, and team sports performance, but the improvements are usually not very large.

The studies showed that the 5-milligram and 10-milligram doses both significantly improved all major symptoms of overactive bladder.

In insomniacs, moderate doses of alcohol improve sleep maintenance.

Inhaled beta2-agonists do not appear to improve athletic performance among those without asthma however oral doses may improve endurance and strength.

Some people use small doses of wintergreen oil to increase stomach juices and improve digestion.

Pharmacologic doses of vitamin E improve insulin action in healthy subjects and non-insulin-dependent diabetic patients.