Clinical trial • Phase II • Respiratory | Infectious Disease

MERCAPTAMINE for COVID-19 (SARS-CoV-2 infection) | COVID-19 pneumonia

Phase II trial of MERCAPTAMINE for COVID-19 (SARS-CoV-2 infection) | COVID-19 pneumonia. 30 participants.

Overview

Trial Therapeutic Area
Respiratory | Infectious Disease
Trial Disease
COVID-19 (SARS-CoV-2 infection) | COVID-19 pneumonia
Trial Stage
Phase II
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
03-09-2024
First CTIS Authorization Date
21-10-2024

Trial design

Phase II trial across 1 site in Italy.

Target Sample Size
30
Trial Duration For Participant
90

Eligibility

Recruits 30 Vulnerable population selected. Participants must be ≥18 years and able to provide informed consent ('Ability to provide informed consent' is an inclusion criterion). 'Inability to understand and sign informed consent' is an explicit exclusion. No assent procedures are specified (study limited to adults)..

Pregnancy Exclusion
Pregnancy or breastfeeding
Vulnerable Population
Vulnerable population selected. Participants must be ≥18 years and able to provide informed consent ('Ability to provide informed consent' is an inclusion criterion). 'Inability to understand and sign informed consent' is an explicit exclusion. No assent procedures are specified (study limited to adults).

Inclusion criteria

  • {"criterion_text":"- Age ≥18 years\n- Infertility condition (postmenopausal, surgically induced infertility e.g., vasectomy with documented azoospermia for men or tubal closure for women) or in potentially fertile subjects, negative urinary pregnancy test (women), and consent to adhere to the following contraception requirements from 2 weeks prior to enrollment to 18 weeks after experimental drug administration (men and women)\n- Positive nasopharyngeal swab for SARS-CoV-2 (antigenic or molecular test)\n- Onset of COVID-19 symptoms related ≤10 days\n- Clinical signs and symptoms of COVID-19 pneumonia\n- Imaging examination (X-ray/echo/TAC) of the chest compatible with COVID-19 pneumonia not requiring high oxygen flows\n- Low-flow respiratory support with Venturi mask or goggles with a pO2/FiO2 ratio (index derived from the ratio of PaO2 detected by blood gas analysis, to the fraction of oxygen, FiO2 administered) > 200mmHg\n- Body Weight ≥50 kg\n- Ability to provide informed consent\n- Ability to adhere to follow-up visits"}

Exclusion criteria

  • {"criterion_text":"- Age <18 years\n- pO2/FiO2 ratio ≤ 200 mmHg\n- Need for oxygen at high flows (CPAP/NIV/VM/ECMO)\n- Use of antiretroviral drugs\n- Hemoglobin concentration less than 10 g/dl\n- Elevation of creatinine kinase at baseline more than three times the upper limit of normal\n- Abnormal laboratory values at baseline (baseline alanine aminotransferase (ALT) concentration more than three times the upper limit of normal, serum creatinine concentration more than twice the upper limit of normal, serum total bilirubin level more than twice the upper limit of normal, platelet count <100,000/mm3, white blood cell (WBC) <2500 (mcL)\n- Pregnancy or breastfeeding\n- Silico-tuberculosis\n- Seropositivity for HIV, HCV, HBV (HBsAg positivity)\n- Liver failure (Child A-C), renal failure (creatinine clearance < 50 ml/min), heart failure (NYHA IV), active stage neoplasms (those who have had cycles of chemotherapy including biologic drugs and/or radiation therapy in the past 6 months), ongoing neurological/psychiatric pathology (e.g., depression, psychotic crisis, suicide attempt)\n- Gastric/duodenal ulcer undergoing treatment\n- Systemic lupus erythematosus (autoimmune disease)\n- Hypersensitivity to cysteamine or penicillin\n- Drug/alcohol abuse\n- Inability to understand and sign informed consent\n- Presence of any physical or psychological condition that, in the opinion of the principal investigator, makes participation in the study not recommended"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Percentage of patients with treatment-related AEs of grade ≥3 within 28 days and 90 days after the start of therapy\n- Percentage of patients with AEs (of any grade and those with serious conditions) of any grade and regardless of causality within 28 days and 90 days after the start of therapy","definition_or_measurement_approach":"AEs graded by severity (grade ≥3 for first endpoint); time windows specified: assessments within 28 days and 90 days after therapy start. Causality considered for second endpoint (regardless of causality)."}

Secondary endpoints

  • {"endpoint_text":"- Percentage of patients who decide to discontinue therapy before day 10 or discharge\n- Difference between number of tablets taken and expected number of cysteamine tablets\n- Pharmacokinetic curve of cysteamine at day 7±1 (blood draws at 0, 1, 2 and 3 hours after drug administration)\n- Cytokines and blood biomarkers at baseline and days 3, 7±1 (or hospital discharge if before day 10), 28±3.\n- Modulation of gene expression induced by cysteamine therapy at day 7±1 compared with baseline\n- Number of days required for SARS-COV-2 swab negativization.\n- Clinical status expressed by the 11 items of the WHO Clinical Progression Scale at day 7, 10 and 28.\n- Number of days to hospital discharge","definition_or_measurement_approach":"Includes adherence/discontinuation up to day 10 or discharge; tablet counts vs expected; PK sampling at day 7±1 with blood draws at 0,1,2,3 hours; cytokine/biomarker sampling at specified days; gene expression comparison baseline vs day 7±1; virological clearance measured as days to swab negativization; WHO Clinical Progression Scale assessed at days 7, 10, 28; hospital length of stay measured in days."}

Recruitment

Planned Sample Size
30
Recruitment Window Months
36
Consent Approach
Informed consent is required from the participant (adult subjects ≥18). 'Ability to provide informed consent' is an inclusion criterion; 'Inability to understand and sign informed consent' is an exclusion. A Subject Information and Informed Consent Form document is listed but languages and age-specific documents are not specified.

Geography

Total Number Of Sites
1
Total Number Of Participants
30

Italy

Earliest CTIS Part Ii Submission Date
01-08-2024
Latest Decision Or Authorization Date
21-10-2024
Processing Time Days
81
Number Of Sites
1
Number Of Participants
30

Sites

Site Name
National Institute For Infectious Diseases Lazzaro Spallanzani
Department Name
UOC Malattie Infettive ad Alta Intensità di Cura
Principal Investigator Name
Emanuele Nicastri
Principal Investigator Email
emanuele.nicastri@inmi.it
Contact Person Name
Emanuele Nicastri
Contact Person Email
emanuele.nicastri@inmi.it
Number Of Participants
30

Sponsor

Primary sponsor

Full Name
National Institute For Infectious Diseases Lazzaro Spallanzani
Organisation Type
Hospital/Clinic/Other health care facility
Country Of Registered Address
Italy

Investigational products

Investigational Product Name
CYSTAGON 150 mg hard capsules
Active Substance
MERCAPTAMINE
Modality
Small molecule
Routes Of Administration
ORAL USE
Route
oral
Authorisation Status
Marketing authorisation: EU/1/97/039/003 (authorisationCountryCode: IS)
Starting Dose
1050 mg/day
Dose Levels
1050 mg/day | 1950 mg/day
Frequency
daily
Maximum Dose
1950 mg/day
Dose Escalation Increase
Initial 1050 mg/day; following 1950 mg/day
Combination Treatment
Yes

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