It is ambitious to describe the risk assessment of occupational, industrial and environmental agents, since they are the sum total of all agents which are potentially capable of producing an effect, whether physical, chemical or biological. They are found everywhere…
Plants and plant extracts have been used for medicinal purposes since before recorded time. Many pharmaceutical agents have their origins in plant-based compounds. In a trend towards returning to the “natural,” and believing that such agents are safer, patients worldwide…
Vitamins and minerals are organic foods found only in plants and animals, and are essential to the normal functioning of the body. However, the actual definition of the term “essential” is not applied to all vitamins. Vitamin imbalances can be…
1.1 Introduction Most prescribers and users of drugs are familiar with the precautions given concerning drug use during the first trimester of pregnancy. These warnings were introduced after the thalidomide disaster in the early 1960s. However, limiting the exercise of…