Off label study to evaluate the efficacy of Hydroxychloroquine for pre-exposure prophylaxis (PrEP) to prevent severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection among Health Care Workers who are high Risk of Occupational Exposure to SARS-CoV-2

Are you eligible to participate in this study?

You may be eligible for this study if you meet the following criteria:

  • Conditions:
    Covid-19
  • Age: Between 18 years - 100 years
  • Gender: Male or Female
  • Other Inclusion Criteria:
    Inclusion Criteria for Group A and B:
    1. Subjects who are =18 years NYULH health care worker who meets one of the following criteria:
      • Involved in an aerosol generating procedure (nasopharyngeal specimen collection, tracheal intubation, nebulizer treatment, open airway suctioning, collection of sputum, tracheostomy, bronchoscopy, CPR) on a confirmed COVID-19 patient while wearing Personal Protective Equipment (PPE)
      • Direct bedside care of confirmed COVID-19 patient while wearing Personal Protective Equipment (PPE) for 3 or more shifts in a 7 day period
      • Direct care of persons under investigation (PUIs) in the ED or other inpatient unit while wearing Personal Protective Equipment (PPE) for 3 or more shifts in a 7 day period
    2. Subjects who are willing and able to provide informed consent

You may not be eligible for this study if the following are true:

  • Exclusion Criteria for Group A only:
    1. Subjects with known hypersensitivity to hydroxychloroquine or chloroquine
    2. Subjects with known diagnosis of COVID-19
    3. Subjects who have concomitant use of:
      • amiodarone
      • digoxin
      • flecainide
      • procainamide
      • propafenone
    4. Subjects who has history of Torsades de pontes
    5. Subjects who has history of retinal disease
    6. Subjects with known chronic kidney disease = stage 4
    7. Subjects who have congenital prolonged QTc interval syndrome (Jervell and Lange-Nielsen syndrome, Romano-Ward syndrome)



If you are registered as a volunteer, please log in to contact the study team/express interest in this study.