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Safety and effects of oral ARV-1801 given in combination with intravenous ceftazidime or meropenem for treatment of melioidosis (a bacterial infection) in hospitalized patients

A randomized, double-blind, placebo-controlled, exploratory study to assess the efficacy, safety, and tolerability of oral ARV-1801 given in combination with intravenous ceftazidime or meropenem for intensive phase therapy of melioidosis in hospitalized patients

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN14019371
Enrollment
100
Registered
2021-10-22
Start date
2022-05-01
Completion date
Unknown
Last updated
2021-11-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Treatment of melioidosis in hospitalized patients Infections and Infestations

Interventions

The study investigates the effect of 14 days of twice daily doses of oral tablet ARV-1801 or oral tablet placebo in combination with IV meropenem or IV ceftazidime in patients hospitalized with melioi

Sponsors

Arrevus, Inc.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Patient must provide written informed consent obtained prior to any study-specific procedure being performed. 2. Patient must be at least 18 years of age or older at time of consent. 3. Patient must be hospitalized with suspected community-acquired melioidosis, meeting at least one of the criteria below: 3.1 History of frequent contact with soil or surface water in an endemic area 3.2 Presence of a known underlying risk factor such as diabetes, renal insufficiency or renal stones, thalassemia 3.3 Special organ involvement such as splenic or hepatic abscess 3.4 An illness compatible with melioidosis, including the presence of sepsis, acute pneumonia, acute pyelonephritis, septic arthritis, parotid disease or skin or soft tissue infection 4. Patient must require intravenous antibiotics i.e., either ceftazidime or meropenem for treatment of suspected melioidosis. 5. Patient must agree to stay in hospital for duration of ARV-1801 therapy, i.e., for at least 14 days. 6. Females of childbearing potential must use an acceptable method of birth control (surgically sterile, intrauterine device, vasectomized partner, oral contraceptive plus barrier contraceptive, hormone delivery system plus barrier contraceptive or condom in combination with contraceptive cream, jelly or foam) for the duration of the study drug administration phase and for 30 days thereafter.

Exclusion criteria

Exclusion criteria: 1. Patient is unable to tolerate oral therapy, either directly or via a nasogastric tube. 2. Patient has a known infection with an identified organism other than B. pseudomallei. 3. Patient is pregnant or lactating. 4. Patient has a known hypersensitivity to sodium fusidate, ceftazidime or meropenem. 5. Patient has been treated with intravenous antibiotics active against B. pseudomallei (including ceftazidime and meropenem) for longer than 48 hours prior to randomization. 6. Patient requires concomitant treatment with the following: 6.1 OATP1B1 and OATP1B3 substrates, in particular statins (e.g., HMG-CoA reductase inhibitors) 6.2 Medications metabolized by CYP2C8, such as glitazones (e.g., repaglinide) 6.3 CYP3A4 inducers (e.g., dexamethasone, phenytoin, carbamazepine, rifampin, phenobarbital, and nafcillin) 7. Patient has had prior treatment with a CYP3A4 inducer, such as dexamethasone, phenytoin, carbamazepine, rifampin, phenobarbital, or nafcillin, within 7 days prior to enrollment. 8. Patient requires treatment with digoxin or warfarin unless a monitoring plan is in place to assess digoxin levels and/or prothrombin time as is relevant.

Design outcomes

Primary

MeasureTime frame
All-cause in-hospital mortality in the modified intent-to-treat population (mITT) measured as reported by the sites using patient records at Day 14

Secondary

MeasureTime frame
1. All-cause in-hospital mortality in mITT population measured as reported by the sites using patient records on the last study day, expected to be on Day 28 2. All-cause in-hospital mortality in the ITT population measured as reported by the sites using patient records at Day 14 3. All-cause in-hospital mortality in the ITT population measured as reported by the sites using patient records on the last study day, expected to be on Day 28 4. Clearance of positive baseline B. pseudomallei measured using blood cultures at Day 1, 3 and 7 5. Number of days in the ICU in the mITT population measured as reported by the sites using patient records on the last study day, expected to be on Day 28 6. Number of days on ventilator in the mITT population as reported by the sites using patient records on the last study day, expected to be on Day 28 7. Length of hospital stay in the mITT population as reported by the sites using patient records on the last study day, expected to be on Day 28 8. Seriousness of disease in mITT population as measured by the Melioidosis seriousness score at study baseline

Countries

Thailand

Contacts

Public ContactChristina Lockhart
clockhart@arrevus.com+1 919-366-5500

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026