Leidos-Enabled Adaptive Protocol for Clinical Trials (LEAP-CT) in Hospitalized Patients With COVID-19 (Addendum 1)

This is an interventional treatment trial for 2019 Novel Coronavirus Disease focused on measuring COVID-19, COVID, COVID19, SARS-CoV-2 Read More

Inclusion Criteria:

• Male or female participants must be at least 18 years of age, inclusive, at the time of signing the informed consent form.
• Confirmed COVID-19 or symptom onset within 7 days of hospitalization, as shown by medical history, physical exam, and laboratory tests (PCR), and who have been hospitalized for COVID-19 at WHO Grade 4-5.
• Contraceptive use by men or women should be consistent with Appendix 4 of the Master Protocol (LDOS-21-001).
• Capable of understanding and providing a signed informed consent form.
• Reliable access to the internet.

Exclusion Criteria:

Participants are excluded from the study if any of the following criteria apply:

• Pregnant or breastfeeding
• History of HIV

• Ongoing treatment that cannot be temporarily discontinued during the study: anti-inflammatory treatment (nonsteroidal anti-inflammatory drugs [NSAIDS]);corticosteroids; antimalarials; antiarrhythmics; tricyclic antidepressants; natalizumab; quinolones; macrolides; and agalsidase alfa and beta

  1. drugs dependent on gastric pH for absorption, e.g., dasatinib, delavirdine, mesylate, cefditoren, and fosamprenavir;
  2. tizanidine (CYP1A2) substrate;
  3. drugs that interfere with hemostasis (e.g., warfarin, aspirin, selective serotonin reuptake inhibitors [SSRIs]/serotonin norepinephrine reuptake inhibitors [SNRIs]);
  4. angiotensin converting enzyme (ACE) inhibitors, angiotensin receptor blockers (ARB), or beta-blockers;
  5. diuretics;
  6. digoxin
• Ongoing famotidine, celecoxib, or other COVID-19 clinical investigational treatment(s) within the past 30 days or current participation in another investigational clinical trial
• History of immunosuppression
• History of asthma, urticaria, or other allergic-type reactions after taking aspirin or other NSAIDs
• Rejection of participation at the discretion of the Principal Investigator or Sponsor

• Any contraindication for famotidine or celecoxib treatment:

  a. Famotidine or celecoxib hypersensitivity; b. Retinopathy, visual field or visual acuity disturbances; c. History of cardiovascular disease, such as congestive heart failure, QT prolongation, bradycardia (<50 bpm), ventricular tachycardia, other arrhythmias, as determined at screening electrocardiogram (ECG) or medical history; d. Potassium <3 mEq/L (milliequivalent/liter) as determined at Visit 1; e. Aspartate aminotransferase (AST) or alanine aminotransferase (ALT) >5 upper normal limit, as determined at Visit 1; f. Previous myocardial infarction; e. Myasthenia gravis; h. Psoriasis or porphyria; i. Glomerular clearance, 60 mL/min; j. Previous history of severe hypoglycemia; k. Known or suspected to be poor CYP2C9 metabolizers based on genotype or previous history or experience with other CYP2C9 substrates, such as warfarin and phenytoin; l. Moderate or severe hepatic impairment, e.g., Child-Pugh Class B or C.