What this phase means
This study does not use the classic phase 1–4 drug ladder. It may be a device, a behavior program, a surgery timing study, or an early feasibility test.
Phase labels are FDA/ICH categories applied to the registry Phase field. They are not a finding that this study succeeded.
What the registry says happens
If you join, the listed intervention(s) are Dexamethasone 4mg, Placebo, or Dexamethasone 8mg. The registry lists allocation as randomized. His study will test whether giving dexamethasone through a vein can improve pain control after total hip replacement surgery.
They plan to enroll about 198 people at Poznan. Taking part typically means taking a study drug (or dummy pill) plus check-ins.
Official title (unrewritten)
Trial Evaluating Intravenous Dexamethasone (0 vs 4 vs 8 mg) as an Adjunct to PENG Block for Postoperative Analgesia in Total Hip Arthroplasty
Interventions: Dexamethasone 4mg, Placebo, Dexamethasone 8mg
Primary outcome (registry wording): Time to First Rescue Analgesia