Publications by authors named "Sultan Alolayan"

Aim: To highlight oversimplified quality-adjusted life year (QALY) calculations and incremental cost-effectiveness ratios (ICERs) regarding lifestyle metformin and placebo as flaws in the trial-based (Diabetes Prevention Program) cost-effectiveness analysis.

Materials And Methods: We revised the QALY calculations to conform to convention and calculated appropriate ICERs using both original and revised QALYs results. We used several additional health economics tools to present results, showing the consistency of each method and the added value of each.

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Bilastine, a new second generation antihistaminic drug, has been widely used for relieving symptoms of allergic rhinitis and urticaria without a sedative effect. A simple, cost-effective, and highly sensitive fluorimetric method was developed for the estimation of bilastine in human plasma, in addition to its pure state and tablets. The suggested method depended on binary complex formation of eosin with bilastine in a buffered medium at pH 4.

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: Chronic kidney disease (CKD) poses a significant risk for end-stage renal disease (ESRD), cardiovascular diseases, and premature death. The study aims to assess CKD knowledge and predictive variables among the general public. A cross-sectional study was conducted among the general public in Al Medina Al-Munawara, Saudi Arabia, utilizing a 21-item questionnaire-based approach over a 4-month period from January 2023 to April 2023.

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Based on previously published US Diabetes Prevention Program (DPP) cost-effectiveness analyses (CEAs) metformin continues to be promoted as "cost-effective." We review the DPP within-trial CEA to assess this claim. Treatment alternatives included placebo (plus standard lifestyle advice), branded metformin and individual lifestyle modification.

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In Saudi Arabia, community pharmacies offer healthcare services for different conditions. However, clarity of the competence of pharmacists in managing migraines is lacking. This study aimed to explore the current knowledge, attitude, and practice patterns of community pharmacists concerning migraine management in the northwestern part of Saudi Arabia.

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Objective: To investigate public uptake, attitudes and the safety of the first and second doses of COVID-19 vaccination.

Methods: This was a cross-sectional web-based survey study. A self-administered questionnaire was prepared from a literature search and information about COVID-19 available at various resources.

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The present study was undertaken to assess the current supply chain system of pharmaceuticals and vaccines in Pakistan in terms of structure, process, and outcomes, as well as related barriers and solutions for an effective supply chain system. A qualitative study was designed to explore stakeholders' perceptions selected using the snowball sampling technique. A semi-structured interview guide was used to interview these respondents at a convenient time and place.

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COVID-19 is caused by coronavirus (SARS-CoV-2) is a worldwide health crisis. This severe acute respiratory syndrome was declared an outbreak after the first case was reported in Wuhan, the capital city of Hubei Province in China. On March 11th, 2020, the World Health Organization (WHO) declared it as a pandemic.

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Marine environment has been identified as a huge reservoir of novel biometabolites that are beneficial for medical treatments, as well as improving human health and well-being. Sponges have been highlighted as one of the most interesting phyla as new metabolites producers. Thiele (Thorectidae) is a wealth pool of various classes of sesquiterpenes, including hydroquinones, quinones, and tetronic acid derivatives.

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Irrational Self-Medication (SM) practice leads to incorrect diagnosis and is a risk factor for disease exacerbation and serious health consequences. Hence Responsible SM is vital for better health outcomes. In the present community-based study we explored the SM practice during the last 3 months, frequency, outcome, medications used, reasons influencing SM, source of the drug, and information.

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Objective: The aim of this study was to validate the Arabic version of General Medication Adherence Scale (GMAS) in Sudanese patients with type 2 diabetes mellitus (T2DM).

Methods: A 3-month cross-sectional study was conducted among patients with T2DM at Al-Daraja Health Center, located in Wad Medani, Sudan. A convenient sample of patients was selected, and the study sample size was calculated using the item response ratio.

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Vitamin D affects innate and adaptive immunity processes that impact treatment, severity, and morbidity of acute asthma episodes. Several vitamin D forms may help modulate immunity, including vitamin D2 (D2), vitamin D3 (D3), 25-hydroxyvitamin D3 (25(OH)D3), and 1,25-dihydroxyvitamin D3 (1,25-(OH)2D3). This study assessed serum levels of vitamin D derivatives in bronchial asthma patients and their correlation with disease markers.

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Objectives: Pharmacoeconomics and health economics in general is a new field that is still developing and emerging, not only in Saudi Arabia but all over the world. The objective of this study is to collect all published cost-effectiveness analysis (CEA) studies conducted based on Saudi settings and to evaluate their reporting quality.

Methods: We used PRISMA guidelines to search for all English-language CEAs conducted in Saudi Arabia in 3 databases: Medline, Embase, and Scopus.

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Microvascular complications of diabetes mellitus are progressively significant reasons for mortality. Metformin (MET) is considered as the first-line therapy for type 2 diabetes patients, and may be especially beneficial in cases of diabetic retinopathy although the precise mechanisms of MET action are not fully elucidated. The current study was designed to inspect the antioxidant and modulatory actions of MET on DRET in streptozotocin-induced diabetic rats.

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Purpose: The study aimed to translate and validate the Arabic version of General Medication Adherence Scale (GMAS) in Saudi patients with chronic diseases.

Methods: A multi-center cross sectional study was conducted for a month in out-patient wards of hospitals in Khobar, Dammam, Makkah, and Madinah, Saudi Arabia. Patients were randomly selected from a registered patient pools at hospitals and the item-subject ratio was kept at 1:20.

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