PHASE 4 CLINICAL TRIALS
\fˈe͡ɪz fˈɔː klˈɪnɪkə͡l tɹˈa͡ɪə͡lz], \fˈeɪz fˈɔː klˈɪnɪkəl tɹˈaɪəlz], \f_ˈeɪ_z f_ˈɔː k_l_ˈɪ_n_ɪ_k_əl t_ɹ_ˈaɪ_əl_z]\
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Planned post-marketing studies of diagnostic, therapeutic, or prophylactic drugs, devices, or techniques that have been approved for general sale. These studies are often conducted to obtain additional data about the safety and efficacy of a product. This concept includes phase IV studies conducted in both the U.S. and in other countries.
By DataStellar Co., Ltd
Word of the day
Snake's-head
- Guinea-hen flower; -- so called in England because its spotted petals resemble the scales of a snake's head.