Ethnic factors that are, genetic, physiologic, environmental and cultural factors affect the medicines effect on the users. This has made it necessary to conduct certain tests before developing or adopting medicine that is used in different regions. Repeating the whole drug trial is not needed when the complete clinical data package can be extrapolated. The dosage response, safety and efficacy of the drug should meet the regulatory standards of the new region. In case the foreign clinical data is inadequate, additional clinical trials may be required to assess drug-drug interactions, different comparators for different dosage and dose regimen. The Continue reading...