Jan Jirák

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The effect of orally administered ranitidine on the pharmacokinetic properties of orally and intravenously administered triazolam was determined. Twelve healthy males with a mean age of 35 years were enrolled in this four-way, randomized, crossover study. Each subject received a total of four treatments, each separated by one week. The treatments consisted(More)
Pharmacists remain a readily accessible and trusted source of information about health. In order to assess the quality of counseling on health matters and the progress of the profession in this activity over the last decade, a study similar to one reported in 1978 was conducted. We visited 46 community pharmacies and requested advice from the pharmacists(More)
The underlying concept of the transformation of Czech media which started in the early 1990’s was the freedom of expression as one of the fundamental characteristics of democratization of society. The whole process was taking place in an environment accustomed to the media and their usage. Media were quickly deregulated and privatized, and a dual system was(More)
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