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Clinical Trial Details — Status: Recruiting

Administrative data

NCT number NCT04492228
Other study ID # KETOCOV-1
Secondary ID
Status Recruiting
Phase N/A
First received
Last updated
Start date September 1, 2020
Est. completion date May 30, 2021

Study information

Verified date September 2020
Source Ospedale Policlinico San Martino
Contact Samir G Sukkar, MD
Phone 0105553985
Email samir.sukkar@hsanmartino.it
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

Covid 19 pandemia is causing millions of deaths worldwide. To date, the evidence gathered suggests that the subgroup of patients who present the most serious clinical feature of COVID-19 could have a "cytokine storm syndrome" better defined as secondary hemophagocytic lymphohistiocytosis (sHLH), characterized by acute respiratory distress (ARDS) and septic shock, followed by multi-organ failure due to an excess of cytokines induced by the inflammatory response to the virus.

The reduction of phagocytic hyperactivation represents a possible treatment for HLH.

Lowering the availability of glucose, the only substrate of aerobic glycolysis and of the Warburg effect in activated macrophages, through the use of ketogenic diets could be a promising solution.

Actually diet is not recognized as impacting on the evolution of COVID-19, however, scientific literature data show that a low carbohydrate and high lipid diet (ketogenic diet) can inhibit inflammation and lead to a clinical improvement of respiratory function.

The hypothesis of this study is that the administration of a ketogenic diet could improve mortality, lower the access to ICU and the need of NIV.

The plan is to enroll 50 patients with COVID 19 infection and administer a 1:4 ketogenic formula during hospitalization in order to verify these outcomes.


Recruitment information / eligibility

Status Recruiting
Enrollment 100
Est. completion date May 30, 2021
Est. primary completion date December 31, 2020
Accepts healthy volunteers No
Gender All
Age group 18 Years and older
Eligibility Inclusion Criteria:

- documented clinical diagnosis of COVID-19 supported by clinical features and by the positivity to at least one pharyngeal swab

- age =18 years

- informed written consent

Exclusion Criteria:

- Type I diabetes

- Type II diabetes in therapy with insulin, sulphonylureas, repaglinide, GLP-1 analogues, SGLT2 inhibitors

- Recent acute cardiovascular event (within a month)

- Food allergies to diet components

- Any metabolic disorder capable of influencing gluconeogenesis

- Clinical history of severe hypertriglyceridemia with or without pancreatitis

- Pregnancy and/or breastfeeding

Study Design


Related Conditions & MeSH terms


Intervention

Other:
Ketogenic diet
Eucaloric Ketogenic diet % composition : protein (27%), lipids (67%), carbohydrates (6%: <30g/day). In pts in artificial nutrition : Eucaloric Ketogenic parenteral nutrition % composition : aminoacids (27%), lipids (67%), carbohydrates (6%: <30g/day)

Locations

Country Name City State
Italy Samir Giuseppe Sukkar Genova

Sponsors (1)

Lead Sponsor Collaborator
Ospedale Policlinico San Martino

Country where clinical trial is conducted

Italy, 

References & Publications (20)

Baldus S, Heeschen C, Meinertz T, Zeiher AM, Eiserich JP, Münzel T, Simoons ML, Hamm CW; CAPTURE Investigators. Myeloperoxidase serum levels predict risk in patients with acute coronary syndromes. Circulation. 2003 Sep 23;108(12):1440-5. Epub 2003 Sep 2. — View Citation

Brennan ML, Penn MS, Van Lente F, Nambi V, Shishehbor MH, Aviles RJ, Goormastic M, Pepoy ML, McErlean ES, Topol EJ, Nissen SE, Hazen SL. Prognostic value of myeloperoxidase in patients with chest pain. N Engl J Med. 2003 Oct 23;349(17):1595-604. — View Citation

Channappanavar R, Fehr AR, Vijay R, Mack M, Zhao J, Meyerholz DK, Perlman S. Dysregulated Type I Interferon and Inflammatory Monocyte-Macrophage Responses Cause Lethal Pneumonia in SARS-CoV-Infected Mice. Cell Host Microbe. 2016 Feb 10;19(2):181-93. doi: 10.1016/j.chom.2016.01.007. — View Citation

Chen N, Zhou M, Dong X, Qu J, Gong F, Han Y, Qiu Y, Wang J, Liu Y, Wei Y, Xia J, Yu T, Zhang X, Zhang L. Epidemiological and clinical characteristics of 99 cases of 2019 novel coronavirus pneumonia in Wuhan, China: a descriptive study. Lancet. 2020 Feb 15;395(10223):507-513. doi: 10.1016/S0140-6736(20)30211-7. Epub 2020 Jan 30. — View Citation

Foucher P, Heeringa P, Petersen AH, Huitema MG, Brouwer E, Tervaert JW, Prop J, Camus P, Weening JJ, Kallenberg CG. Antimyeloperoxidase-associated lung disease. An experimental model. Am J Respir Crit Care Med. 1999 Sep;160(3):987-94. — View Citation

Haegens A, Vernooy JH, Heeringa P, Mossman BT, Wouters EF. Myeloperoxidase modulates lung epithelial responses to pro-inflammatory agents. Eur Respir J. 2008 Feb;31(2):252-60. Epub 2007 Dec 5. — View Citation

Huang C, Wang Y, Li X, Ren L, Zhao J, Hu Y, Zhang L, Fan G, Xu J, Gu X, Cheng Z, Yu T, Xia J, Wei Y, Wu W, Xie X, Yin W, Li H, Liu M, Xiao Y, Gao H, Guo L, Xie J, Wang G, Jiang R, Gao Z, Jin Q, Wang J, Cao B. Clinical features of patients infected with 2019 novel coronavirus in Wuhan, China. Lancet. 2020 Feb 15;395(10223):497-506. doi: 10.1016/S0140-6736(20)30183-5. Epub 2020 Jan 24. Erratum in: Lancet. 2020 Jan 30;:. — View Citation

Johnson KJ, Fantone JC 3rd, Kaplan J, Ward PA. In vivo damage of rat lungs by oxygen metabolites. J Clin Invest. 1981 Apr;67(4):983-93. — View Citation

Karakike E, Giamarellos-Bourboulis EJ. Macrophage Activation-Like Syndrome: A Distinct Entity Leading to Early Death in Sepsis. Front Immunol. 2019 Jan 31;10:55. doi: 10.3389/fimmu.2019.00055. eCollection 2019. Review. — View Citation

Keatings VM, Barnes PJ. Granulocyte activation markers in induced sputum: comparison between chronic obstructive pulmonary disease, asthma, and normal subjects. Am J Respir Crit Care Med. 1997 Feb;155(2):449-53. — View Citation

Kindler E, Thiel V. SARS-CoV and IFN: Too Little, Too Late. Cell Host Microbe. 2016 Feb 10;19(2):139-41. doi: 10.1016/j.chom.2016.01.012. — View Citation

Ksiazek TG, Erdman D, Goldsmith CS, Zaki SR, Peret T, Emery S, Tong S, Urbani C, Comer JA, Lim W, Rollin PE, Dowell SF, Ling AE, Humphrey CD, Shieh WJ, Guarner J, Paddock CD, Rota P, Fields B, DeRisi J, Yang JY, Cox N, Hughes JM, LeDuc JW, Bellini WJ, Anderson LJ; SARS Working Group. A novel coronavirus associated with severe acute respiratory syndrome. N Engl J Med. 2003 May 15;348(20):1953-66. Epub 2003 Apr 10. — View Citation

Li B, Yang J, Zhao F, Zhi L, Wang X, Liu L, Bi Z, Zhao Y. Prevalence and impact of cardiovascular metabolic diseases on COVID-19 in China. Clin Res Cardiol. 2020 May;109(5):531-538. doi: 10.1007/s00392-020-01626-9. Epub 2020 Mar 11. Review. — View Citation

Mehta P, McAuley DF, Brown M, Sanchez E, Tattersall RS, Manson JJ; HLH Across Speciality Collaboration, UK. COVID-19: consider cytokine storm syndromes and immunosuppression. Lancet. 2020 Mar 28;395(10229):1033-1034. doi: 10.1016/S0140-6736(20)30628-0. Epub 2020 Mar 16. — View Citation

Niu S, Bian Z, Tremblay A, Luo Y, Kidder K, Mansour A, Zen K, Liu Y. Broad Infiltration of Macrophages Leads to a Proinflammatory State in Streptozotocin-Induced Hyperglycemic Mice. J Immunol. 2016 Oct 15;197(8):3293-3301. Epub 2016 Sep 12. — View Citation

Ruan Q, Yang K, Wang W, Jiang L, Song J. Clinical predictors of mortality due to COVID-19 based on an analysis of data of 150 patients from Wuhan, China. Intensive Care Med. 2020 May;46(5):846-848. doi: 10.1007/s00134-020-05991-x. Epub 2020 Mar 3. Erratum in: Intensive Care Med. 2020 Apr 6;:. — View Citation

Tate RM, Repine JE. Neutrophils and the adult respiratory distress syndrome. Am Rev Respir Dis. 1983 Sep;128(3):552-9. Review. — View Citation

van der Veen BS, de Winther MP, Heeringa P. Myeloperoxidase: molecular mechanisms of action and their relevance to human health and disease. Antioxid Redox Signal. 2009 Nov;11(11):2899-937. doi: 10.1089/ARS.2009.2538. Review. Erratum in: Antioxid Redox Signal. 2010 Feb;12(2):322. Augusto, Ohara [removed];Chen, John W [removed]; Davies, Michael [removed]; Ma,Xin-Liang [removed]; Malle, Ernst [removed]; Pignatelli, Pasquale [removed]; Rudolph, Tanja [removed]. — View Citation

Van der Zwan LP, Scheffer PG, Dekker JM, Stehouwer CD, Heine RJ, Teerlink T. Hyperglycemia and oxidative stress strengthen the association between myeloperoxidase and blood pressure. Hypertension. 2010 Jun;55(6):1366-72. doi: 10.1161/HYPERTENSIONAHA.109.147231. Epub 2010 Apr 12. — View Citation

Yoshikawa T, Hill T, Li K, Peters CJ, Tseng CT. Severe acute respiratory syndrome (SARS) coronavirus-induced lung epithelial cytokines exacerbate SARS pathogenesis by modulating intrinsic functions of monocyte-derived macrophages and dendritic cells. J Virol. 2009 Apr;83(7):3039-48. doi: 10.1128/JVI.01792-08. Epub 2008 Nov 12. — View Citation

* Note: There are 20 references in allClick here to view all references

Outcome

Type Measure Description Time frame Safety issue
Primary Mortality rate in the ketogenic group diet vs standard one Up to nine months
Primary Access in Intensive Care Unit in the ketogenic group diet vs standard one Up to nine months
Primary Need of Non Invasive Ventilation in the ketogenic group diet vs standard one Up to nine months
Primary Combined endpoint "mortality, ICU transfer or need for CPAP or intubation" in the ketogenic group diet vs standard one Up to nine months
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