Whenever a pharmaceutical company introduces new drugs, what background do, they need to do? Well, we are not aware but pharmaceutical companies undergo very meticulous processes that test that product or drug and they have to ensure that the drug is compliant for humans or animal consumption. They have to ensure that first and foremost that the drug is safe to consume. And unless the same is tested and certified they cannot take it to the production. And therefore, these jobs are outsourced to a very specialized community, experts who do this job for these companies.

Clinical Researchers conduct a systematic study on new drug compositions for determining their safety and efficacy. They conduct trials on humans, identify and verify clinical and pharmacological factors, their adverse effects etc. from the data collected and report it back for the bulk production. It also includes medical devices, diagnostic products as well. These researches may be used for prevention, treatment, diagnosis or for relieving symptoms of a disease.