| Study of the factors that influence the movement of drugs throughout the body is called pharmacokinetics, which includes the absorption, distribution, localization in tissues, biotransformation, and excretion of drugs. The study of the actions of the drugs and their effects is called pharmacodynamics. Before a drug can be effective, it must be... |
| The U.S. pharmaceutical industry failed to benefit from a more conservative Congress in 1996. The industry's long-sought reform of the Food and Drug Administration was not enacted. After the U.S. elections in November, it seemed clear that any future reform legislation would be moderate. |
| Located primarily near residential areas, convenience stores are relatively small outlets that are open long hours and carry a limited line of high-turnover convenience products at high prices. Although many have added food services, consumers use them mainly for "fill-in" purchases, such as bread, milk, or miscellaneous goods. |
| The transdermal application of drugs provides an alternate method for applying drugs to achieve a systemic, rather than local, effect. The administration of a drug through the skin not only minimizes the metabolism of the drug before it reaches the rest of the body but also eliminates the high and low blood levels associated with oral... |
| With very few exceptions, in order for a drug to affect the function of a cell, an interaction at the molecular level must occur between the drug and some target component of the cell. In most cases the interaction consists of a loose, reversible binding of the drug molecule, although some drugs can form strong chemical bonds with their target... |
