Study Evaluating the Efficacy of Hydroxychloroquine and Azithromycine in Patients With COVID-19 and Hematological Malignancies (HYACINTHE) (HYACINTHE)
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ClinicalTrials.gov Identifier: NCT04392128 |
Recruitment Status :
Withdrawn
(competent authority decision)
First Posted : May 18, 2020
Last Update Posted : September 4, 2020
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Condition or disease | Intervention/treatment | Phase |
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COVID19 Hematologic Malignancy | Drug: Hydroxychloroquine Sulfate 200 MG [Plaquenil] Drug: Azithromycin 250 MG Oral Capsule Drug: Placebo oral tablet Drug: Placebo oral capsule | Phase 2 |
The study will evaluate the effect of the combination of hydroxychloroquine and azithromycine versus placebo among 114 patients with COVID-19 and hematologic malignancy.
After randomization in 1:1 ratio, patients will receive either the study treatment or placebo :
- Patients enrolled in the experimental arm will receive hydroxychloroquine (200mgx3 tablets per day during 10 days) and azithromycine (500 mg at day 1 then 250mg per day during 4 days)
- Patients enrolled in the control arm will receive a placebo of hydroxychloroquine (3 tablets per day during 10 days) and a placebo of azithromycine (2 capsules at day 1, then 1 capsule per day during 4 days)
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 0 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor) |
Primary Purpose: | Treatment |
Official Title: | Randomised, Double-blind, Placebo-controlled Phase 2 Study Evaluating the Efficacy of Hydroxychloroquine and Azithromycine in Patients With COVID-19 and Hematological Malignancies |
Actual Study Start Date : | September 2, 2020 |
Actual Primary Completion Date : | September 2, 2020 |
Actual Study Completion Date : | September 2, 2020 |

Arm | Intervention/treatment |
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Experimental: Treatment arm
Patients enrolled in the experimental arm will receive hydroxychloroquine (200mgx3 tablets per day during 10 days) and azithromycine (500 mg at day 1 (2 capsules taken at the same time) then 250mg per day (1 capsule per day) during 4 days).
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Drug: Hydroxychloroquine Sulfate 200 MG [Plaquenil]
Hydroxychloroquine is an anti-malarial drug also used as anti-inflammatory treatment for systemic lupus erythematosus and rheumatic disorders. HCQ also inhibits pH-dependant replication stages of diverse types of viruses including flavivirus, retrovirus and coronaviruses. Drug: Azithromycin 250 MG Oral Capsule Azithromycin is amacrolide antibiotic. |
Placebo Comparator: Control arm
Patients enrolled in the control arm will receive a placebo of hydroxychloroquine (3 tablets per day during 10 days) and a placebo of azithromycine (2 capsules taken at the same time at day 1, then 1 capsule per day during 4 days)
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Drug: Placebo oral tablet
Placebo of Hydroxychloroquine Sulfate 200 MG [Plaquenil]. Drug: Placebo oral capsule Placebo of Azithromycin capsules. |
- Evaluation of the efficacy of hydroxychloroquine and azithromyncine on the viral load drop at day 5. [ Time Frame: 5 days of treatment ]Locally evaluated rate of viral response. Favorable response is defined as (1) complete response : negative PCR (absence of detectable signal with a minimum of 40 cycles) or (2) major response : detectable signal but with an increased number of cycles > or egal to 10 compared to initial PCR. Response failure is defined as (1) minor response : detectable signal but with an increased number of cycles < 10 compared to initial PCR or (2) stabilisation or worsening of the viral load.
- Clinical evolution [ Time Frame: up to 3 months ]Duration of fever - duration of respiratory symptoms (cough, dyspnea) - duration of other COVID-19 related symptoms (digestive symptoms, ageusia, anosmia)
- Proportion of patients progressing to a severe form [ Time Frame: up to 3 months ]Less or equal to 94% oxygen saturation - need to initiate oxygenotherapy - occurrence of respiratory distress - patient transfer in intensive care unit - need of mechanical ventilation - occurrence of non-respiratory organ failure - occurrence of septic shock
- Mortality [ Time Frame: up to 1 and 3 months ]Date and cause of death
- Evaluation of viral load drop [ Time Frame: at day 10 ]SARS-CoV-2 viral load by PCR on nasopharyngeal swab at day 10 (if positive at day 5) : rate of negativation and comparison of number of cycles with previous samples
- Tolerance of study treatment [ Time Frame: up to 3 months ]Frequence and causality of all-grade cardiac adverse events - frequence and causality of grade > 1 adverse events for other adverse events - frequence and causality of serious adverse events (CTCAE v5)
- Evaluation of the seroconversion [ Time Frame: at inclusion, day 10, day 30 and day 90 after treatment ]Collection of serum to realize serological tests
- NK immunological study [ Time Frame: at day 10 and day 30 after treatment ]Phenotypic and functional study of NK lymphocytes at inclusion, Retrospective analysis on frozen cells.
- Hospitalisation duration [ Time Frame: up to 3 months ]Duration of hospitalisation (conventional, intensive care, reanimation)
- Impact of the study treatment on the treatment of the hematological disease [ Time Frame: up to 3 months ]Patient follow-up during 3 months : hematological status and associated therapy
- Monitoring of the QT space [ Time Frame: at inclusion, day 2, day 5, day 10 ]ECG (using connected machine to allow monitoring at home)
- Dosage of residual concentration of azithromycine and hydroxychloroquine. [ Time Frame: at day 5 and day 10 ]Dosage of residual concentration of azithromycine and hydroxychloroquine.
- T immunological study [ Time Frame: at day 10 and day 30 after treatment ]Phenotypic and functional study of T lymphocytes at inclusion, Retrospective analysis on frozen cells.

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: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- 18 years or older patients
- Patient with hematologic malignancy who received or not hematopoietic stem cell transplantation
- Non severe Covid-19 disease
- PCR-confirmed COVID-19 disease by a nasopharyngeal swab
- Life-expectancy related to the hematologic malignancy of at least 1 month
- Men or women of child-bearing potential accepting to use effective contraception during and until 8 months after the end of the study treatment
Exclusion Criteria:
- Patients with severe form of COVID-19 infection defined as the presence of crackles observed during clinical exam, associated with less than 94% oxygen saturation or patients with respiratory insufficiency on oxygen therapy or mechanical ventilation
- Previous treatment with hydroxychloroquine or azithromycine for Covid-19 infection
- QTc interval greater than 480 ms
- Hypersensibility to hydroxychloroquine or azithromycine
- Retinopathy
- TGO or TGP geater than 5 x the normal upper limit
- Creatinine clearance lower than 30 ml/min
- Concomitant treatment that may lead to prolongation of the QT space
- Concomitant treatment with dihydroergotamine, ergotamine, cisapride or colchicine
- Known G6PD deficiency

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): NCT04392128
France | |
Institut de Cancérologie Strasbourg Europe | |
Strasbourg, France, 67033 |
Responsible Party: | Institut de cancérologie Strasbourg Europe |
ClinicalTrials.gov Identifier: | NCT04392128 |
Other Study ID Numbers: |
2020-005 2020-002002-45 ( EudraCT Number ) |
First Posted: | May 18, 2020 Key Record Dates |
Last Update Posted: | September 4, 2020 |
Last Verified: | September 2020 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
Product Manufactured in and Exported from the U.S.: | No |
SARS-CoV-2 Hematologic malignancy |
COVID-19 Coronavirus Infections Coronaviridae Infections Hydroxychloroquine Neoplasms Hematologic Neoplasms Pneumonia, Viral Pneumonia Respiratory Tract Infections Infections Virus Diseases Nidovirales Infections RNA Virus Infections |
Lung Diseases Respiratory Tract Diseases Neoplasms by Site Hematologic Diseases Azithromycin Anti-Bacterial Agents Anti-Infective Agents Antimalarials Antiprotozoal Agents Antiparasitic Agents Enzyme Inhibitors Molecular Mechanisms of Pharmacological Action Antirheumatic Agents |