Safety and Efficacy of Hydroxychloroquine for the Treatment & Prevention of Coronavirus Disease 2019 (COVID-19) Caused by Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2)
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ClinicalTrials.gov Identifier: NCT04590274 |
Recruitment Status :
Withdrawn
(Investigative Team no longer interested)
First Posted : October 19, 2020
Last Update Posted : December 7, 2021
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Covid19 SARS (Severe Acute Respiratory Syndrome) | Drug: Hydroxychloroquine Dietary Supplement: Vitamins and Minerals Drug: Azithromycin | Phase 1 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 0 participants |
Allocation: | N/A |
Intervention Model: | Single Group Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Prevention |
Official Title: | Safety and Efficacy of Hydroxychloroquine for the Treatment & Prevention of Coronavirus Disease 2019 (COVID-19) Caused by Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) |
Estimated Study Start Date : | November 2020 |
Estimated Primary Completion Date : | December 2021 |
Estimated Study Completion Date : | December 2021 |

Arm | Intervention/treatment |
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Experimental: Regimen
0-400 mg Hydroxychloroquine 0-500 mg Azithromycin 0-50 mg elemental Zinc 0-3,000 mg Vitamin C 0-5,000 IU Vitamin D3 0-1200 mg N-acetylcysteine 0-600 mg Elderberry 0-600 mg Quercetin
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Drug: Hydroxychloroquine
Hydroxychloroquine Dietary Supplement: Vitamins and Minerals elemental Zinc Vitamin C Vitamin D3 N-acetylcysteine Elderberry Quercetin Drug: Azithromycin Azithromycin |
- Percentage of individuals who develop COVID-19 symptoms [ Time Frame: 6 months from study start ]The investigators will compare what percentage of participants in this study go on to develop COVID-19 symptoms, as compared to individuals not on the medicational regimen in this study.

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | Child, Adult, Older Adult |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
1) Patients must have one or more of the following:
- confirmed diagnosis of active SARS-CoV-2 infection, diagnosed with PCR
- continued close contact with an individual with suspected SARS-CoV-2 infection
- at risk for SARS-CoV-2 infection in the opinion of the treating physician or Principal Investigator.
Exclusion Criteria:
1) Patients must not have any uncontrolled disease such as:
- cardiovascular disease
- hepatic disease
- renal disease
- metabolic disease
- other diseases or insufficiencies

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04590274
Principal Investigator: | Philip DeFina, PhD | International Brain Research Foundation |
Responsible Party: | Philip DeFina, PhD, Chief Executive Officer, International Brain Research Foundation |
ClinicalTrials.gov Identifier: | NCT04590274 |
Other Study ID Numbers: |
CTP-HCQ-COVID19 |
First Posted: | October 19, 2020 Key Record Dates |
Last Update Posted: | December 7, 2021 |
Last Verified: | December 2021 |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
Product Manufactured in and Exported from the U.S.: | No |
COVID-19 Coronavirus Infections Severe Acute Respiratory Syndrome Syndrome Disease Pathologic Processes Respiratory Tract Infections Infections Pneumonia, Viral Pneumonia Virus Diseases Coronaviridae Infections Nidovirales Infections |
RNA Virus Infections Lung Diseases Respiratory Tract Diseases Azithromycin Hydroxychloroquine Anti-Bacterial Agents Anti-Infective Agents Antimalarials Antiprotozoal Agents Antiparasitic Agents Enzyme Inhibitors Molecular Mechanisms of Pharmacological Action Antirheumatic Agents |