1.   A high dose dexamethasone test is used to differentiate adrenal hyperplasia from adrenal adenoma or carcinoma.

2.   Aminoglycosides are often given in insufficiently high doses.

3.   High doses of the drug can have bad side effects.

4.   However, high doses of radiation that damage cells usually produce effects that can be related specifically to the radiation exposure.

5.   In high doses, vitamin A can cause brittle nails, hair loss, headaches and liver damage.

6.   It is also true that such high doses have no place in ordinary maintenance drug regimes.

7.   Most of the psychotic episodes experienced by people using Halcion involved high doses for extended periods of time.

8.   So small volumes of lung tissue are exposed to high doses of alpha radiation.