The trials involved offering a regimen of pills to about 300 patients experiencing pain after undergoing one of two surgical operations—either a bunionectomy or an abdominoplasty (more commonly known as a tummy tuck).

这些试验涉及向大约 300 名在接受两外科手中的一手到疼痛的患者提供一药物治疗方案——拇囊炎切除或腹部整形（通常称为腹部除皱）。