Hydroxychloroquine and Zinc With Either Azithromycin or Doxycycline for Treatment of COVID-19 in Outpatient Setting
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ClinicalTrials.gov Identifier: NCT04370782 |
Recruitment Status :
Completed
First Posted : May 1, 2020
Last Update Posted : December 9, 2020
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
COVID-19 | Drug: Hydroxychloroquine Drug: Azithromycin Drug: Zinc Sulfate Drug: Doxycycline | Phase 4 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 18 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | A Randomized Study Evaluating the Safety and Efficacy of Hydroxychloroquine and Zinc in Combination With Either Azithromycin or Doxycycline for the Treatment of COVID-19 in the Outpatient Setting |
Actual Study Start Date : | April 28, 2020 |
Actual Primary Completion Date : | September 30, 2020 |
Actual Study Completion Date : | September 30, 2020 |

Arm | Intervention/treatment |
---|---|
Experimental: Experimental Arm 1
Hydroxychloroquine Azithromycin Zinc sulfate |
Drug: Hydroxychloroquine
Hydroxychloroquine 400mg twice a day (BID) on day 1, followed by 200mg BID for days 2-5 Drug: Azithromycin Azithromycin 500mg on day 1, followed by 250mg once daily for days 2-5 Drug: Zinc Sulfate Zinc sulfate 220mg once daily for 5 days |
Experimental: Experimental Arm 2
Hydroxychloroquine Doxycycline Zinc sulfate |
Drug: Hydroxychloroquine
Hydroxychloroquine 400mg twice a day (BID) on day 1, followed by 200mg BID for days 2-5 Drug: Zinc Sulfate Zinc sulfate 220mg once daily for 5 days Drug: Doxycycline Doxycycline 200 mg once daily for 5 days |
- Time to Resolution of Symptoms relative to baseline (day 1 of trial) [ Time Frame: Day 5 ]Patients will be assessed on day 5 for when COVID-19 symptoms completely resolve compared to baseline (day 1 of trial)
- Time to Resolution of Symptoms relative to baseline (day 1 of trial) [ Time Frame: Day 14 ]Patients will be assessed on day 14 for when COVID-19 symptoms completely resolve compared to baseline (day 1 of trial)
- Time to Resolution of Symptoms relative to baseline (day 1 of trial) [ Time Frame: Day 21 ]Patients will be assessed on day 21 for when COVID-19 symptoms completely resolve compared to baseline (day 1 of trial)
- Number of participants hospitalized and/or requiring repeat ER visits [ Time Frame: 21 days ]Number of participants hospitalized and/or requiring repeat ER visits related to COVID-19 complications
- ICU Length of Stay [ Time Frame: Until Discharged up to 30 days ]If hospitalized, number of participants admitted to the ICU, and number of days in the ICU
- Ventilator [ Time Frame: Until extubated up to 30 days ]If placed on ventilator, number of days on a ventilator
- Severity of symptoms [ Time Frame: Day 5, Day 14, and Day 21 ]Severity of symptoms evaluated at day 5, day 14, and day 21 scored by the participant for feverishness, sore throat, cough, shortness of breath, myalgias. (0 =none; 1 = mild; 2 = moderate; 3 = severe)
- Number of participants with adverse events due to drug regimen [ Time Frame: 21 days ]Number of participants with adverse events due to drug regimen
- Number of participants with QTc prolongation >500ms [ Time Frame: Days 1 thru 5, Day 10, Day 21 ]Assess all patients to evaluate for QTc prolongation >500ms

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Ages Eligible for Study: | 30 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Able to read and understand informed consent.
- High initial clinical suspicion by physician based on signs and symptoms (fever, cough, myalgias, fatigue, shortness of breath) followed by RT-PCR for confirmation of COVID-19 diagnosis
- Any gender
- Age 60 years and older
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Age 30-59 years with one or more of the following:
- abnormal lung exam
- abnormal oxygen staturation <95%
- abnormal chest x-ray or chest CT
- persistent fever >100.4 degrees Fahrenheit upon arrival to Emergency department (ED)
- one of the following co-morbidities: hypertension, diabetes mellitus, history of coronary artery disease, chronic kidney disease (CKD), asthma, chronic obstructive pulmonary disease, current or former smoker, or morbid obesity (Body Mass Index ≥35)
Exclusion Criteria:
- Pregnant or breastfeeding female
- Severe COVID-19 requiring admission for inpatient treatment
- Need for any oxygen supplementation
- Need for mechanical ventilatory support
- History of oxygen supplementation dependency
- History of cancer with ongoing chemotherapy or radiation therapy
- Concurrent antimicrobial therapy
- Known hypersensitivity to hydroxychloroquine or other 4-aminoquinoline compounds
- Already taking hydroxychloroquine or chloroquine within 1 month
- Known G6-PD deficiency
- History of retinopathy
- History of current cardiac diseases (heart failure, ventricular arrhythmias, Left bundle branch block and/or Right bundle branch block, QTc prolongation >480ms), or family history of sudden cardiac death
- Ongoing use of drugs that prolong the QTc interval (antipsychotics, antidepressants, class I and III antiarrhythmics, triptans)
- Severe renal disease: glomerular filtration rate (GFR) <30ml/min
- Severe hepatic impairment (elevated total bilirubin >2 mg/dL, decreased albumin <2.8 g/dL, signs of jaundice and ascites.)
- Active alcohol abuse (>5 drinks per day or >20 drinks per week.)
- Seizure disorder, currently on medications
- Known hypersensitivity to any tetracyclines.

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): NCT04370782
United States, New York | |
St Francis Hospital | |
Roslyn, New York, United States, 11576 |
Principal Investigator: | Avni Thakore, MD | Saint Francis Memorial Hospital |
Responsible Party: | Avni Thakore MD, Principal Investigator, St. Francis Hospital, New York |
ClinicalTrials.gov Identifier: | NCT04370782 |
Other Study ID Numbers: |
20-21 |
First Posted: | May 1, 2020 Key Record Dates |
Last Update Posted: | December 9, 2020 |
Last Verified: | December 2020 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
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 |
coronavirus hydroxychloroquine zinc sulfate |
COVID-19 Coronavirus Infections Coronaviridae Infections Hydroxychloroquine Pneumonia, Viral Pneumonia Respiratory Tract Infections Infections Virus Diseases Nidovirales Infections RNA Virus Infections Lung Diseases Respiratory Tract Diseases Azithromycin |
Doxycycline Zinc Sulfate Anti-Bacterial Agents Anti-Infective Agents Antimalarials Antiprotozoal Agents Antiparasitic Agents Enzyme Inhibitors Molecular Mechanisms of Pharmacological Action Antirheumatic Agents Astringents Physiological Effects of Drugs Dermatologic Agents |