scholarly journals Application of glucocorticoids in patients with novel coronavirus infection: From bench to bedside

Author(s):  
Linwei Lu ◽  
Jianhua Huang ◽  
Xiaohong Deng ◽  
Xianjun Sun ◽  
Jingcheng Dong

Glucocorticoids (GCs) have potential anti-inflammatory and immunosuppressive effects. There is plenty of controversy about the application of glucocorticoids in the treatment of coronavirus disease 2019 (COVID-19). This paper briefly summarizes the mechanism of glucocorticoids and their receptors and clinical applications in COVID-19. Through reviewing the current literature, our aim is to have a deeper understanding of the mechanism of GCs and their clinical applications, so as to find possible ways to enhance their efficacy and reduce drug resistance or side effects.

2020 ◽  
Author(s):  
Xiaohui Xu ◽  
Zilong Dang

The 2019 novel coronavirus (2019-nCoV), which is first detected in Wuhan, China, is a virus identified as the cause of pneumonia. In the event of epidemic outbreak, a series of actions have taken by the Chinese government to control the pandemic of the virus, and the effective medical methods are in urgent need to prevent 2019-nCoV infection and cure the disease, especially a drug that can suppress 2019-nCoV is urgently needed. However, there are no specific drugs and vaccine that can prevent coronavirus infection. Some research works on the transmissibility, severity, and other features associated with this virus are ongoing. Some works about new drug against 2019-nCoV are carried out, more time is required to develop an effective drug against pneumonia caused by 2019-nCoV. Now, to develop broad spectrum anti-viral agents, there is quickly method to identify drugs with high binding capacity with 2019-nCoV by virtual screening based on the clinical drug libraries, all these drugs have been widely used in clinical applications with guaranteed safety, which may serve as promising candidates to treat the infection of 2019-nCoV. In this paper, we summarize the discovery and clinical application of specific drugs against 2019-nCoV as potential inhibitors to alleviate the current epidemic.


Biomeditsina ◽  
2020 ◽  
pp. 39-46
Author(s):  
A. S. Samoilov ◽  
Yu. D. Udalov ◽  
M. V. Sheyanov ◽  
A. V. Gholinsky ◽  
A. B. Litvinenko

This communication presents the experience of using mobile pressure chambers in patients with the confi rmed novel coronavirus infection in hospital settings. The obtained preliminary results indicate positive antihypoxic effects of hyperbaric oxygen therapy (HBO) applied in the form of increased saturation. After a session of HBO, patients demonstrated an increase in the oxygen saturation of capillary blood hemoglobin at the average level of 3.71 points. Differences between SatO2 levels prior to and following HBO treatment were signifi cant in the CT2, CT3 and CT4 groups (p0.05). As expected, the effi cacy of HBO in terms of the oxygen saturation of capillary blood hemoglobin was the greatest in the patient groups showing pronounced clinical and radiological changes in the lungs.


2020 ◽  
Vol 11 (SPL1) ◽  
pp. 1116-1121
Author(s):  
Pooja P. Thakre ◽  
Vinod Ade ◽  
Shweta Parwe

Coronavirus disease (CoViD-19) is an infection of the respiratory system caused due to various viruses affects the respiratory pathway, and it can spread from one person to another by coughing, sneezing or physical contact. Commonly include cough, cold, fever are the symptoms. Viral diseases increase worldwide concern, including emerging and chronic viruses. The invention of new anti-viral drugs from plants has implicit in the past. The Coronavirus disease 19 (COVID-19) caused due to severe acute respiratory syndrome, which is a transmittable and pathogenic viral infection. Several traditional medicines of plant origin having antimicrobial and anti-inflammatory properties some have been studied for their anti-viral properties and immune-modulating effects. Herbal drugs are now in massive requirement in the developing countries for primary health care not because of their economical but also for better civilising adequacy, improved compatibility with the human body and significantly fewer side effects. This review gives an overview of some critical traditionally used medicinal herbs with anti-viral properties—the literature regarding the drugs of this group, collected from Ayurveda classics. Research articles are collected from published material and discussed per therapeutic actions. Most of the Herbs are with Katu Rasa (pungent) and Ushna Virya (hot potency). They are indicated in diseases, viz. Kasa (cough), Shwas (asthma), Krumi (worm/ infection). Krumihara property drugs which are correlated with anti-viral action helps to prevent against Novel coronavirus infection.


2020 ◽  
Vol 11 (SPL1) ◽  
pp. 1198-1201
Author(s):  
Syed Yasir Afaque

In December 2019, a unique coronavirus infection, SARS-CoV-2, was first identified in the province of Wuhan in China. Since then, it spread rapidly all over the world and has been responsible for a large number of morbidity and mortality among humans. According to a latest study, Diabetes mellitus, heart diseases, Hypertension etc. are being considered important risk factors for the development of this infection and is also associated with unfavorable outcomes in these patients. There is little evidence concerning the trail back of these patients possibly because of a small number of participants and people who experienced primary composite outcomes (such as admission in the ICU, usage of machine-driven ventilation or even fatality of these patients). Until now, there are no academic findings that have proven independent prognostic value of diabetes on death in the novel Coronavirus patients. However, there are several conjectures linking Diabetes with the impact as well as progression of COVID-19 in these patients. The aim of this review is to acknowledge about the association amongst Diabetes and the novel Coronavirus and the result of the infection in such patients.


2020 ◽  
Vol 27 (13) ◽  
pp. 2118-2132 ◽  
Author(s):  
Aysegul Hanikoglu ◽  
Hakan Ozben ◽  
Ferhat Hanikoglu ◽  
Tomris Ozben

: Elevated Reactive Oxygen Species (ROS) generated by the conventional cancer therapies and the endogenous production of ROS have been observed in various types of cancers. In contrast to the harmful effects of oxidative stress in different pathologies other than cancer, ROS can speed anti-tumorigenic signaling and cause apoptosis of tumor cells via oxidative stress as demonstrated in several studies. The primary actions of antioxidants in cells are to provide a redox balance between reduction-oxidation reactions. Antioxidants in tumor cells can scavenge excess ROS, causing resistance to ROS induced apoptosis. Various chemotherapeutic drugs, in their clinical use, have evoked drug resistance and serious side effects. Consequently, drugs having single-targets are not able to provide an effective cancer therapy. Recently, developed hybrid anticancer drugs promise great therapeutic advantages due to their capacity to overcome the limitations encountered with conventional chemotherapeutic agents. Hybrid compounds have advantages in comparison to the single cancer drugs which have usually low solubility, adverse side effects, and drug resistance. This review addresses two important treatments strategies in cancer therapy: oxidative stress induced apoptosis and hybrid anticancer drugs.


2020 ◽  
Vol 27 (28) ◽  
pp. 4720-4740 ◽  
Author(s):  
Ting Yang ◽  
Xin Sui ◽  
Bing Yu ◽  
Youqing Shen ◽  
Hailin Cong

Multi-target drugs have gained considerable attention in the last decade owing to their advantages in the treatment of complex diseases and health conditions linked to drug resistance. Single-target drugs, although highly selective, may not necessarily have better efficacy or fewer side effects. Therefore, more attention is being paid to developing drugs that work on multiple targets at the same time, but developing such drugs is a huge challenge for medicinal chemists. Each target must have sufficient activity and have sufficiently characterized pharmacokinetic parameters. Multi-target drugs, which have long been known and effectively used in clinical practice, are briefly discussed in the present article. In addition, in this review, we will discuss the possible applications of multi-target ligands to guide the repositioning of prospective drugs.


2020 ◽  
Vol 27 (33) ◽  
pp. 5562-5582 ◽  
Author(s):  
He Miao ◽  
Xuehong Chen ◽  
Yepeng Luan

Gemcitabine as a pyrimidine nucleoside analog anticancer drug has high efficacy for a broad spectrum of solid tumors. Gemcitabine is activated within tumor cells by sequential phosphorylation carried out by deoxycytidine kinase to mono-, di-, and triphosphate nucleotides with the last one as the active form. But the instability, drug resistance and toxicity severely limited its utilization in clinics. In the field of medicinal chemistry, prodrugs have proven to be a very effective means for elevating drug stability and decrease undesirable side effects including the nucleoside anticancer drug such as gemcitabine. Many works have been accomplished in design and synthesis of gemcitabine prodrugs, majority of which were summarized in this review.


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