In order for new prescription drugs to be approved by the FDA, they must first be tested in a laboratory on animals. According to Carl Cohen and Tom Regan, authors of The Animal Rights Debates “Experiments using animals to promote human welfare are so many and so complex that it is impossible to present a complete account; would require the medical library to report. Almost all the drugs, all the vaccines, and all the medical treatments that are now widely used or in development would not be available to us, or to our children, if there had not been animal experiments to establish their safety and efficacy. effectiveness". The purpose of animal testing is to focus on the biocompatibility of humans. Biocompatibility is related to the ability of a material to function with an appropriate host response in a specific situation. Animal testing is necessary and vital to the well-being of humans. While there are drug studies that may not include animals, the FDA has stated that “non-animal tests are not yet scientifically valid and available options. However, there are laws and guidelines for animal testing as established