There are many prescription and over the counter medications in use today for a wide rang of illnesses and health issues, and in most cases these medications have had to undergo an approval process by the authorities. However, prior to receiving approval from the Food and Drugs Administration, these medications and drugs have to undergo a process known as a clinical trial, which is undertaken in order to determine the safety and effectiveness of a drug.
Clinical trials on drugs are carried out using volunteers, and the initial phase of clinical trial is performed following any necessary laboratory and animal tests. Clinical trials can vary from one state to another, and in order to volunteer for clinical trials, you will need to meet certain criteria as set by the pharmaceutical company that us running the clinical trial. There are three different stages involved in clinical trials, and each of these must prove successful prior to approval being granted.
The first phase of the clinical trial process involves assessing how the drug should be administered and how much can safely be administered. This is the initial clinical trial phase following laboratory and animal testing, and at this stage, close monitoring takes place with regards to the effects of the drug on subjects. Once successful, the clinical trial moves on to phase two, and during this phase, the effectiveness of the drug is assessed, along with both positive and negative effects being logged.
The third and final stage of the clinical trial process involves enrolling large numbers of people for testing of the drug or medication. During this phase, a control group and a test group are used in order to compare the effects of the medication against standard medication or placebo depending on the clinical trial. Among the questions that need to be answered as part of the clinical trial are:
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