Clinical trial phases III and II are the most expensive phases, costing some ****** and ****** U.S. dollars per day. This statistic shows the mean direct cost of clinical trials per day by trial phase across all therapeutic areas, as of 2023.
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Various sources (appliedclinicaltrialsonline.com). (June 6, 2024). Clinical trial per day mean direct cost in the U.S. in 2023, by phase (in U.S. dollars) [Graph]. In Statista. Retrieved May 08, 2026, from https://www.statista.com/statistics/732658/per-day-costs-by-trial-phase/
Various sources (appliedclinicaltrialsonline.com). "Clinical trial per day mean direct cost in the U.S. in 2023, by phase (in U.S. dollars)." Chart. June 6, 2024. Statista. Accessed May 08, 2026. https://www.statista.com/statistics/732658/per-day-costs-by-trial-phase/
Various sources (appliedclinicaltrialsonline.com). (2024). Clinical trial per day mean direct cost in the U.S. in 2023, by phase (in U.S. dollars). Statista. Statista Inc.. Accessed: May 08, 2026. https://www.statista.com/statistics/732658/per-day-costs-by-trial-phase/
Various sources (appliedclinicaltrialsonline.com). "Clinical Trial per Day Mean Direct Cost in The U.S. in 2023, by Phase (in U.S. Dollars)." Statista, Statista Inc., 6 Jun 2024, https://www.statista.com/statistics/732658/per-day-costs-by-trial-phase/
Various sources (appliedclinicaltrialsonline.com), Clinical trial per day mean direct cost in the U.S. in 2023, by phase (in U.S. dollars) Statista, https://www.statista.com/statistics/732658/per-day-costs-by-trial-phase/ (last visited May 08, 2026)
Clinical trial per day mean direct cost in the U.S. in 2023, by phase (in U.S. dollars) [Graph], Various sources (appliedclinicaltrialsonline.com), June 6, 2024. [Online]. Available: https://www.statista.com/statistics/732658/per-day-costs-by-trial-phase/
