Potential Role of Acacia Senegal (Gum Arabic) as Immunomodulatory Agent among newly diagnosed COVID 19 Patients: A struc

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Potential Role of Acacia Senegal (Gum Arabic) as Immunomodulatory Agent among newly diagnosed COVID 19 Patients: A structured summary of a protocol for a randomised, controlled, clinical trial Lamis Kaddam1,2* , Rasha Babiker3, Sara Ali4, Shahinaz Satti1, Nour Ali5, Maha Elamin6, Mowaia Mukhtar7, Mustafa Elnimeiri8 and Amal Saeed9

Abstract Objectives: To investigate the potential efficacy of Acacia Senegal extract Gum Arabic (GA) supplementation as immunomodulatory and anti-inflammatory dietary intervention among newly diagnosed COVID 19 Sudanese patients. To study the effect of GA on the level of cytokines, TNFα, IL8, IL6 IL10, CRP and the viral load. Secondary outcomes will be the effect of GA oral intake on mortality rate and days of hospital admission. Trial design: Quadruple blind, randomized placebo-controlled clinical trial Phase II & III. Prospective, two-arm, parallel-group, randomised (1:1 allocation ratio) superiority trial of oral GA among seropositive COVID-19 patients. Participants: Inclusion criteria: COVID-19 infected (newly diagnosed) as proved by real-time PCR within 72 hours of PCR. Age 8-90 years Both genders Exclusion criteria: Intubated patients on parenteral treatment Allergy to Gum Arabic The study will be conducted in COVID Isolation Centres and Soba University Hospital Khartoum State Sudan. Intervention and comparator: Experimental: Intervention Group (Continued on next page)

* Correspondence: [email protected] 1 Department of Physiology, Faculty of Medicine, Alneelain University Khartoum, P.O. Box: 11121, 12702 Khartoum, Sudan 2 Present Address: Department of Physiology, Faculty of Medicine, King Abdul-Aziz University, Rabigh, Saudi Arabia Full list of author information is available at the end of the article © The Author(s). 2020 Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated in a credit line to the data.

Kaddam et al. Trials

(2020) 21:766

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This arm will receive 100% natural Gum Arabic provided in a powder form in 30-grams-dose once daily for fou