CI

At a glance

ClinicalIndex Comparison Record
Phase 2Completed· 345 enrolled
Drug / intervention
PfSPZ Vaccine +3 morebiological
Likely dose
PfSPZ Challenge under chloroquine (CQ) chemoprophylaxis 10 mg/kgfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT03503058
NCT03503058Phase 2Completed

Safety, Tolerability, Immunogenicity and Protective Efficacy Against Naturally-Transmitted Malaria in Eastern Indonesia of Two Plasmodium Falciparum Sporozoite Vaccines, Sanaria® PfSPZ Vaccine and Sanaria® PfSPZ-CVac: A Randomized, Double-Blind, Placebo-Controlled Phase 2 Trial in Healthy Indonesian Adults

Sanaria Inc.·interventional·Posted Apr 19, 2018·Updated May 4, 2026

In Brief

A Phase 2 clinical trial evaluating PfSPZ Vaccine, PfSPZ Challenge under chloroquine (CQ) chemoprophylaxis, and 2 other interventions for Malaria. Completed, enrolled 345 participants across 2 sites.

Detailed Summary

The study is a double-blind, randomized, placebo-controlled, Phase 2 clinical trial that will assess the safety, tolerability, immunogenicity and protective efficacy of PfSPZ Vaccine and PfSPZ-CVac against naturally occurring malaria in healthy Indonesian soldiers deployed to eastern Indonesia.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsMalaria
CountriesIndonesia

Timeline

Phase 2CompletedFinished
20192020202120222023202420252026
First PostedApr 19, 2018
Enrollment StartMay 7, 2022
Primary CompletionFeb 27, 2024
TodayJul 2, 2026
Enrollment to primary: 1.8 yearsPosted 8.2 years ago

Interventions

PfSPZ Vaccinebiological

Radiation-attenuated, aseptic, purified, cryopreserved Plasmodium falciparum sporozoites (PfSPZ Vaccine)

PfSPZ Challenge under chloroquine (CQ) chemoprophylaxisbiological

Infectious, aseptic, purified, cryopreserved Plasmodium falciparum sporozoites (PfSPZ Challenge) administered under CQ chemoprophylaxis Loading Dose: 10 mg/kg of CQ base (will be orally administered as a single loading dose to the participant by the study staff via directly observed therapy on PfSPZ-CVac Day -2. Weekly Dose: Subsequent doses of maintenance dose CQ (5 mg/kg CQ base) will be given weekly as a single dose, with the last dose 5 days after the last dose of PfSPZ Challenge.

Normal Salineother

0.9% Sodium chloride

Chloroquine chemoprophylaxis alonedrug

Loading Dose: 10 mg/kg of CQ base (will be orally administered as a single loading dose to the participant by the study staff via directly observed therapy on NS Day -2. Weekly Dose: Subsequent doses of maintenance dose CQ (5 mg/kg CQ base) will be given weekly as a single dose, with the last dose 5 days after the last dose of NS.