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Adaptive evaluation of treatments for arboviruses (Adapta-Arbo): A clinical study to compare the dose-response relationship between Molnupiravir and placebo in patients with Chikungunya and Dengue

Adaptive evaluation of arbovirus treatments (Adapta-Arbo): A randomized, adaptive, double placebo-controlled trial to evaluate the pharmacodynamics of Molnupiravir in early symptomatic Chikungunya and Dengue infections - Adapta-Arbo Adaptive Evaluation of Arbovirus Treatments

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
REBEC
Registry ID
RBR-2j2zw3h
Enrollment
Unknown
Registered
2024-10-22
Start date
2024-03-19
Completion date
Unknown
Last updated
2025-10-27

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

Conditions

Dengue, Chikungunya Fever

Interventions

The intervention group will use Molnupiravir 800mg, twice a day for 5 days, orally. The placebo group will use a similar tablet without the active ingredient. Each group will require approximately 50
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Sponsors

Universidade Federal de Minas Gerais
Lead Sponsor
Instituto Nacional de Ciência e Tecnologia Em Dengue
Collaborator

Eligibility

Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: A patient who understands the procedures, is willing and able to give informed consent for full participation in the study. The participant must be an adult between 18 and 65 years old at the time of consente and male or female. The participant has to present symptoms compatible with the diagnosis of an acute arboviral infection, including fever, myalgia, arthralgia or arthritis, headache, conjuntivitis, which began no later than 60 hours before the time of inclusion. The participant agrees and is able to adhere to all study procedures, including providing contact information and is available for follow up visits

Exclusion criteria

Exclusion criteria: Patients taking any chronic medication that may interact with Molnupiravir or have antiviral activity in the opinion of the study's principal investigator. Patients with any disease/chronic condition with significant comorbidity in the opinion of the study's principal investigator. Presenting clinically relevant laboratory abnormalities. Contraindication or hypersensitivity to molnupiravir. Current participation in another drug clinical trial. Evidence of another infectious condition that explains the current symptoms. And, for women, pregnancy, trying to become pregnant, or lactation

Design outcomes

Primary

MeasureTime frame
Viral clearance rate estimated from log10 viral density derived from Quantitative Polymerase Chain Reaction of peripheral blood samples collected daily from baseline (day 0) through day 4 for each therapeutic arm compared to the control receiving placebo;Rate of viral clearance

Secondary

MeasureTime frame
Viral clearance rate and measures of immune response, virus sequences and host genetics;Molnupiravir concentration in participants' blood;Time to symptom relief and duration of fever for Molnupiravir and placebo for both diseases;Hospitalization for any cause;Incidence of arthralgia, arthritis and neuropathy 3 and 6 months after symptom onset

Countries

Brazil

Contacts

Public ContactMauro Teixeira

Universidade Federal de Minas Gerais

mmtex.ufmg@gmail.com+55 (31) 99516 6160

Outcome results

None listed

Source: REBEC (via WHO ICTRP)