Spotlight: The emerging but complex Mexican market
February 1st 2006Latin America has become a promising region for the pharmaceutical industry in terms of both R&D and sales. Nowhere has this been more apparent than in Mexico, which has become a top priority market for many of the major multinational pharmaceutical companies. Furthermore, the Mexican government is increasing its investment in healthcare resources and there is a strong, growing demand from the population for access to newer and better medical treatments.
Effect of raw materials on the formulation of norfloxacin tablets
February 1st 2006Although physicochemical preformulation screening is practised universally within the pharmaceutical industry, physicomechanical screening is applied to a lesser extent and often only where a problem exists.
Improving the stability of a suspension
February 1st 2006Aggregation or coagulation of drug particles in a parenteral suspension can pose a serious threat to product quality, particularly for products that require extended shelf life. In the worst case, aggregation can lead to the formation of a nonresuspendable sediment, known as caking. Controlling physical stability is difficult because of the complexity of this phenomenon. This article gives an overview of the factors that were found to be the most important in our search to improve the physical stability of a pharmaceutical suspension.