CClinicalTrials.gg
CompletedNCT04334512HAZDpaCUpdated Feb 29, 2024

A Study of Quintuple Therapy to Treat COVID-19 Infection

A Phase 2 interventional study of Hydroxychloroquine and Azithromycin in COVID-19, Corona Virus Infection and Coronavirus-19, sponsored by ProgenaBiome. Completed at 1 site in United States. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2024-02-29.

Sponsored by ProgenaBiome · Phase 2, Interventional, and Treatment

From the registry’s dates

  • Primary completion was Feb 2024, 2 years 7 months ago, and no results have been posted to the registry.
Phase
Phase 2
Study type
Interventional
Enrollment
118
Allocation
Randomized
Ages
18 Years and older
Sex
All
01

Study summary

This is a Phase II interventional study will test the efficacy of quintuple therapy (Hydroxychloroquine, Azithromycin, Vitamin C, Vitamin D, and Zinc) in the treatment of patients with COVID-19 infection).

Read the detailed description

In this study patients will be treated with a combination therapy to determine if this combination can effectively treat COVID-19. Treatment will last ten days. The study will last 24 weeks.

02

Conditions studied

  • COVID-19
  • Corona Virus Infection
  • Coronavirus-19
  • Sars-CoV2
03

In context

Infections

6,687 studies on the registry are indexed under Infections; 807 are open to participants now.

This study's enrollment of 118 is close to the median of 120 across 4,201 interventional studies indexed under Infections.

Browse Infections studies →

Lead sponsor

ProgenaBiome is the lead sponsor of 47 studies on the registry; 2 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Eligibility criteria

  1. Informed consent provided electronically via the EDC, demonstrating that the subject understands the procedures required for the study and the purpose of the study
  2. Male or female subjects 18 years of age and up
  3. Subjects must agree to practice at least two highly effective methods of birth control for the duration of the study. This includes condoms with spermicide, oral birth control pills, contraceptive implants, intra-uterine devices, or diaphragms. At least one of these must be a barrier method. Subjects not of reproductive potential will be exempt (e.g. post-menopausal, surgically sterilized)
  4. Diagnosis of COVID-19 by RT-PCR

Exclusion Criteria

  1. Refusal to provide informed consent
  2. Diarrhea prior to infection
  3. Any comorbidities which, in the opinion of the investigator, constitute health risk for the subject
  4. Any contraindications for treatment with hydroxychloroquine

    1. Hypoglycemia
    2. Known G6PD deficiency
    3. Porphyria
    4. Anemia
    5. Neutropenia
    6. Alcoholism
    7. Myasthenia gravis
    8. Skeletal muscle disorders
    9. Maculopathy
    10. Changes in visual field
    11. Liver disease
    12. Psoriasis
  5. Anemia from pyruvate kinase and G6PD deficiencies
  6. Abnormal EKG with QT prolongation acquired or from birth
  7. Allergies to 4-Aminoquinolines
  8. History of jaundice or high fevers prior to developing COVID-19
  9. Treatment with any of the medications listed in Appendix II
  10. Treatment with any other drug not listed that affects the QT interval
  11. Treatment with any anti-epileptic drug, whether prescribed for seizures or otherwise.
  12. Pregnant or breastfeeding women
05

Study design

Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Double (Participant, Investigator)
Enrollment
118 participants (actual)

Study arms

  • Experimental
    Quintuple Therapy

    Patients will be treated with quintuple therapy for 10 days.

    Drug: Hydroxychloroquine · Drug: Azithromycin · Dietary Supplement: Vitamin C · Dietary Supplement: Vitamin D · Dietary Supplement: Zinc

  • Placebo comparator
    Placebo

    Patients will be treated with placebo.

    Dietary Supplement: Vitamin C · Dietary Supplement: Vitamin D · Dietary Supplement: Zinc

Interventions

  • DrugHydroxychloroquine

    Treatment with hydroxychloroquine

    Also known as: Plaquenil

  • DrugAzithromycin

    Treatment with azithromycin

    Also known as: Zithromax

  • Dietary supplementVitamin C

    Treatment with vitamin C

  • Dietary supplementVitamin D

    Treatment with vitamin D

  • Dietary supplementZinc

    Treatment with Zinc

06

What researchers measure

Primary outcomes

  1. The rate of recovery of mild or moderate COVID-19 in patients using Quintuple Therapy

    Number of days from COVID-19 diagnosis to recovery via RT-PCR

    Time frame: 12 weeks

  2. Reduction or Progression of Symptomatic Days

    Reduction and/or progression of symptomatic days, reduction of symptom severity

    Time frame: 12 weeks

  3. Assess the safety of Quintuple Therapy

    Assess the symptom response to study therapy as measured by the survey in the EDC

    Time frame: 12 weeks

  4. Assess the safety of Quintuple Therapy via pulse

    Pulse from baseline to 12 weeks

    Time frame: 12 weeks

  5. Assess the safety of Quintuple Therapy via oxygen saturation

    Oxygen saturation from baseline to 12 weeks

    Time frame: 12 weeks

  6. Assess the safety of Quintuple Therapy via EKG

    EKG response from baseline to 12 weeks

    Time frame: 12 weeks

  7. Assess Tolerability of Quintuple Therapy

    Assess Adverse Events and Serious Adverse Events due to Quintuple Therapy

    Time frame: 12 weeks

07

Study locations

1 site
  • ProgenaBiome
    Ventura, California 93003, United States
08

References and documents

Publications

  • Banjanac M, Munic Kos V, Nujic K, Vrancic M, Belamaric D, Crnkovic S, Hlevnjak M, Erakovic Haber V. Anti-inflammatory mechanism of action of azithromycin in LPS-stimulated J774A.1 cells. Pharmacol Res. 2012 Oct;66(4):357-62. doi: 10.1016/j.phrs.2012.06.011. Epub 2012 Jul 3. PubMed 22766077 ↗
  • Cortegiani A, Ingoglia G, Ippolito M, Giarratano A, Einav S. A systematic review on the efficacy and safety of chloroquine for the treatment of COVID-19. J Crit Care. 2020 Jun;57:279-283. doi: 10.1016/j.jcrc.2020.03.005. Epub 2020 Mar 10. PubMed 32173110 ↗
  • Gao J, Tian Z, Yang X. Breakthrough: Chloroquine phosphate has shown apparent efficacy in treatment of COVID-19 associated pneumonia in clinical studies. Biosci Trends. 2020 Mar 16;14(1):72-73. doi: 10.5582/bst.2020.01047. Epub 2020 Feb 19. PubMed 32074550 ↗
  • Gautret P, Lagier JC, Parola P, Hoang VT, Meddeb L, Mailhe M, Doudier B, Courjon J, Giordanengo V, Vieira VE, Tissot Dupont H, Honore S, Colson P, Chabriere E, La Scola B, Rolain JM, Brouqui P, Raoult D. RETRACTED: Hydroxychloroquine and azithromycin as a treatment of COVID-19: results of an open-label non-randomized clinical trial. Int J Antimicrob Agents. 2020 Jul;56(1):105949. doi: 10.1016/j.ijantimicag.2020.105949. Epub 2020 Mar 20. PubMed 32205204 ↗
  • Zhang L, Liu Y. Potential interventions for novel coronavirus in China: A systematic review. J Med Virol. 2020 May;92(5):479-490. doi: 10.1002/jmv.25707. Epub 2020 Mar 3. PubMed 32052466 ↗

Individual participant data

Plan to share: No

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Feb 29, 2024, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT04334512
Lead sponsor
ProgenaBiome
Collaborators
DSCS CRO
Responsible party
Sponsor
First posted
Apr 6, 2020
Start date
Jun 22, 2020
Primary completion
Feb 27, 2024
Completion
Feb 27, 2024
Last update
Feb 29, 2024

Study contacts

Sabine Hazan, MD
principal investigator · ProgenaBiome

Oversight

Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Feb 2024. You cannot join it, but the record below documents what was studied.

Follow this study

Get an email when the registry record changes — status, dates, results — or when someone posts here.

Sign in to follow

Discussion

Questions and observations about this study, from anyone following it. Not medical advice, and not a channel to the study team — their contact details are on the registry record.

Sign in to join the discussion. Reading takes no account; posting does. You choose a display name, and a pseudonym is the default.

Nothing here yet. If you are running this trial, taking part in it, or weighing whether to, this is the place to say so.

Start the discussion