The result of toxicology tests were not yet available, he said.

Toxicology tests could take a week or more, they said.

Their toxicology tests are due in the next few days.

Toxicology tests showed no evidence that she had taken drugs in the past eight months.

A toxicology test may also be a normal part of the application procedure for some jobs.

According to the police report, toxicology tests proved negative for drugs.

He said results from the toxicology tests would not be released until they had been analyzed.

Toxicology tests are being performed by the state medical examiner.

Toxicology tests, which would determine if drugs or foreign substances were in his system, can take more than three weeks for results.

A toxicology test may check for one specific drug or for up to 30 different drugs at once.