Drug testing, commonly used in health care, workplace, and criminal settings, has become
widespread during the past decade. Urine drug screens have been the most common …

Substance abuse is a significant problem in the United States. 1 Over 2.1 million emergency
department visits in 2009 were associated with drug misuse or abuse, of which 47 …

Immunoassays are very useful techniques to perform screening and semi-quantitative
analysis of hundreds of different xenobiotics. Small sample volumes are required and …

The wordforensic'simply meansto do with courts of law'and, as far as toxicology and
biochemistry laboratories are concerned, embraces everything which has or might have …

Context.—To assist with patient diagnosis and management, physicians from pain services,
drug treatment programs, and the emergency department frequently request that urine be …

Laboratory testing for drugs of abuse is often conducted in medical settings, with little
consideration of the technical limitations and the potential for legal and social harm to the …

The need for analytical screening tests more reliable and valid to detect amphetamine and
related “designer drugs” in biological samples is becoming critical, due to the increasing …

Niflumic acid is a nonsteroidal, anti-inflammatory drug widely prescribed in Greece. We
recently noticed that this drug cross-reacts for cannabinoids in a kinetic interaction of …

Context.—Emergency department physicians frequently request urine drug screens, but
many are unaware of their limitations, including the potential for false-positive results …

Carbamazepine is a widely used anti-epileptic drug with narrow therapeutic range. Many
methods have been developed for monitoring the serum drug level. Differential pulse …