Phase IV trials Posted on April 15, 2019April 15, 2019 by admin 0 Post-marketing studies, which are conducted after a treatment is approved for use by the FDA, provide additional information including the treatment or drug’s risks, benefits, and best use. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Please enter an answer in digits:twenty − 14 =