Broad-spectrum Rapid Antidote: Varespladib IV to Oral Trial for Snakebite (BRAVIO)

This is a multicenter,randomized,double-blind, placebo-controlled, phase 2 study designed to evaluate the safety, tolerability and efficacy of a continuous rate infusion (CRI) of IV varespladib followed by transition to the oral dosage form, varespladib-methyl, concurrently with SOC, in participants bitten by venomous snakes.

INCLUSION CRITERIA:Is a male or female ≥ 18 years of age with venomous snakebite.Index event (snakebite) must be symptomatic and symptom onset must have occurred within 10 hours of eligibility assessment.Participants must meet one of two categories of inclusion criteria:Category 1: The participant has not yet completed first dose of antivenom:SSS inclusion score* of ≥2 in one system and ≥1 in another system (2+1) OR ≥3 in at least one system.ORCategory 2: The participant has completed an initial dose of antivenom:SSS inclusion score* of ≥2 in one system and ≥1 in another system (2+1) OR ≥3 in at least one system AND CGI-I score of ≥5 (i.e., minimally worse, much worse, or very much worse).Is willing (or legally authorized representative is willing) to provide informed consent prior to initiation of any study procedures.EXCLUSION CRITERIA:Has history of or is suspected to have CVA or intracranial bleeding of any kind, acute coronary syndrome, MI, or severe pulmonary hypertension.Has known history of inherited bleeding or coagulation disorder.Is, at Screening Visit, using the following anticoagulants: warfarin/coumadin, argatroban, bilvalirudin, lepirudin, apixaban, dabigatran, clopidogrel, prasugrel, ticlodipine or another anticoagulant agent not specifically listed, or has used heparin, enoxaparin, fondaparinux, or other low molecular weight heparin or any antiarrhythmic drugs within 14 days prior to treatment.Has a history of chronic liver disease such as chronic active viral hepatitis, alcohol- related liver disease, non-alcoholic steatohepatitis, non-alcoholic fatty liver disease, hemochromatosis, primary biliary cirrhosis, primary sclerosing cholangitis, autoimmune hepatitis.Reports or has known pre-existing renal impairment or chronic kidney disease.Has a known allergy or significant adverse reaction to varespladib or varespladib-methyl.Is considered by the Investigator to be unable to comply with protocol requirements due to geographic considerations, psychiatric disorders, or other compliance concerns.Is pregnant, has a positive serum human chorionic gonadotropin (hCG) pregnancy test or not willing to use a highly effective method of contraception for 14 days after initial treatment, or is breast-feeding.