Phase 2 Bunionectomy HTX-011 Administration Study

Inclusion Criteria: * Is scheduled to undergo a primary unilateral, distal, first metatarsal bunionectomy with osteotomy and internal fixation under regional anesthesia. * Has an American Society of Anesthesiologists Physical Status of I, II, or III. * Female subjects are eligible only if not pregnant, not lactating, not planning to become pregnant during the study, sterile; or using acceptable contraceptives. For cohort 2, acceptable contraceptives excludes hormonal contraceptives. Exclusion Criteria: * Has had a contralateral foot bunionectomy in the past 3 months prior to the scheduled surgery. * Has a planned concurrent surgical procedure (eg, bilateral bunionectomy or collateral procedures on the surgical foot). * Has a pre-existing concurrent acute or chronic painful physical/restrictive condition expected to require analgesic treatment in the postoperative period for pain. * Has a contraindication or a known or suspected history of hypersensitivity or clinically significant idiosyncratic reaction to required study medications. * Has known or suspected daily use of opioids for 7 or more consecutive days within the previous 6 months. * Has taken any NSAIDs within at least 10 days prior to the scheduled surgery. * Has taken long-acting opioids within 3 days prior to the scheduled surgery. * Has taken any opioids within 24 hours prior to the scheduled surgery. * Has been administered bupivacaine within 5 days prior to the scheduled surgery. * For Cohort 2 only, has been…