Ziyad S. Almalki

ORCID: 0000-0003-1618-4142
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About
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Research Areas
  • Pharmaceutical Practices and Patient Outcomes
  • Health Systems, Economic Evaluations, Quality of Life
  • Chronic Disease Management Strategies
  • Blood Pressure and Hypertension Studies
  • Pharmaceutical Economics and Policy
  • Primary Care and Health Outcomes
  • Healthcare Systems and Reforms
  • Healthcare Policy and Management
  • COVID-19 Clinical Research Studies
  • COVID-19 and healthcare impacts
  • Antibiotic Use and Resistance
  • Global Health Care Issues
  • Pneumonia and Respiratory Infections
  • Pharmaceutical studies and practices
  • Medication Adherence and Compliance
  • Acute Ischemic Stroke Management
  • SARS-CoV-2 and COVID-19 Research
  • Diabetes, Cardiovascular Risks, and Lipoproteins
  • Diabetes Management and Education
  • Long-Term Effects of COVID-19
  • Atrial Fibrillation Management and Outcomes
  • Complementary and Alternative Medicine Studies
  • Drug Solubulity and Delivery Systems
  • Venous Thromboembolism Diagnosis and Management
  • Vaccine Coverage and Hesitancy

Prince Sattam Bin Abdulaziz University
2017-2025

Taif University
2025

King Saud bin Abdulaziz University for Health Sciences
2025

University of Tabuk
2024

Umm al-Qura University
2023

King Abdulaziz University
2023

Cairo University
2023

King Khalid University Hospital
2023

University of Jeddah
2023

Batterjee Medical College
2023

Biopolymer-based antibacterial films are attractive materials for wound dressing application because they possess chemical, mechanical, exudate absorption, drug delivery, antibacterial, and biocompatible properties required to support healing. Herein, we fabricated characterized composed of arabinoxylan (AX) sodium alginate (SA) loaded with gentamicin sulfate (GS) as a dressing. The FTIR, XRD, thermal analyses show that AX, SA, GS interacted through hydrogen bonding were thermally stable....

10.3390/ijms23052899 article EN International Journal of Molecular Sciences 2022-03-07

The prevalence of overweight and obesity in Saudi Arabia has been rising. Although the health burden excess weight is well established, little known about economic burden.To assess burden-both direct medical costs value absenteeism presenteeism-resulting from Arabia.The cost was estimated a societal perspective using an epidemiologic approach.Data were obtained previously published studies secondary databases.Overweight/obesity-attributable calculated for six major noncommunicable diseases;...

10.1371/journal.pone.0264993 article EN cc-by PLoS ONE 2022-03-08

Vaccines are considered to be the most beneficial means for combating COVID-19 pandemic. Although vaccines against SARS-CoV-2 have demonstrated excellent safety profiles in clinical trials, real-world surveillance of post-vaccination side effects is an impetus. The study investigates short-term following administration Pfizer-BioNTech and Oxford-AstraZeneca Saudi Arabia. A cross-sectional quantitative was conducted among general population with age ≥ 18 years, from five regions (Central,...

10.3390/vaccines10060924 article EN cc-by Vaccines 2022-06-10

Telepharmacy is a technology-based service that provides promoted services such as counseling, medication administration and compounding, drug therapy monitoring, prescription review. It unclear whether hospital pharmacists possess the necessary knowledge, attitudes, willingness to practice telepharmacy. The current study sought investigate Saudi Arabian pharmacists' understanding, level of preparedness for telepharmacy services. A total 411 responded survey. Only 43.33% respondents agreed...

10.3390/healthcare11081087 article EN Healthcare 2023-04-11

Objective: This study estimated nationally representative medical expenditures of gynecologic cancers, described treatment patterns and assessed key risk factors associated with the economic burden in United States.Methods: A retrospective repeated measures design was used to estimate effect cancers on utilization among women.Data were extracted from Medical Expenditure Panel Survey (weighted sample 609,787 US adults) 2007 2014.Using behavioral model health services utilization,...

10.3802/jgo.2020.31.e52 article EN cc-by-nc Journal of Gynecologic Oncology 2020-01-01

Gastric ulcer (GU) is a worldwide gastrointestinal disorder associated with NSAID use. Recently, amentoflavone proved to be potent autophagy modulator, antioxidant, anti-inflammatory, and anti-apoptotic agent. Eight-week-old male Wistar rats received orally for 14 days at 25, 50, or 100 mg/kg/day. On day of treatment, GU was induced by single oral instillation mg/kg indomethacin, one hour after the last treatment. Amentoflavone dose-dependently alleviated indomethacin-induced GU, as...

10.1016/j.biopha.2022.113200 article EN cc-by-nc-nd Biomedicine & Pharmacotherapy 2022-05-27

Surgical site infections are among the most prevalent and costly healthcare-associated infections, resulting in poor patient outcomes even death. Cefazolin is a first-generation cephalosporin antibiotic that widely used for surgical prophylaxis variety of disciplines. Although previous studies showed cefazolin effective preventing other agents, such as cefuroxime ceftriaxone, were excessively patients. The present analysis included only clinical trials comparing efficacy to cefuroxime,...

10.3390/antibiotics11111543 article EN cc-by Antibiotics 2022-11-03

Background: Occupational radiation exposure in medical settings is a growing concern, especially interventional cardiology. This study aims to assess the occupational among personnel cardiology from 2018 2022. Methods: We conducted retrospective analysis of annual mean effective doses (AMED) and average over five-year period (MED-5y) various professionals, including anesthesiologists, cardiologists, nurses, radiologists, radiologic technologists. The were estimated using thermoluminescent...

10.1051/radiopro/2025003 article EN Radioprotection 2025-02-01

The effect of antidepressant use, particularly that selective serotonin reuptake inhibitors, on stroke outcomes remains unclear. This hospital-based, retrospective, observational study utilized propensity score-matching (PSM) to assess the association between stroke-related outcomes, and complications. was conducted at King Abdulaziz Medical City (KAMC) in Jeddah Riyadh included 1,125 patients with acute-subacute ischemic stroke, whom 1,025 were non-users 100 users. After PSM, 200 (100 users...

10.3389/fphar.2025.1558703 article EN cc-by Frontiers in Pharmacology 2025-03-12

Ofatumumab, a fully human anti-CD20 monoclonal antibody, is promising disease-modifying therapy (DMT) for relapsing-remitting multiple sclerosis (RRMS). This study investigates its cost-effectiveness compared to teriflunomide from the perspective of Saudi healthcare payers. comparison crucial informing treatment strategies and resource allocation in Arabia, where RRMS poses significant burden access newer DMTs evolving. A Markov model was constructed evaluate long-term ofatumumab treating...

10.2147/ceor.s503842 article EN cc-by-nc ClinicoEconomics and Outcomes Research 2025-03-01

The rising prevalence of obesity in the Kingdom Saudi Arabia (KSA) poses a significant public health challenge. Estimates economic cost are crucial for prioritizing healthcare interventions, guiding policy choices, and justifying budget allocations aimed at reducing prevalence. This study to estimate KSA 2022. A prevalence-based cost-of-illness approach was used determine obesity. analysis encompasses 29 diseases, namely twenty-eight diseases attributable Both direct indirect costs were...

10.2147/ceor.s504462 article EN cc-by-nc ClinicoEconomics and Outcomes Research 2025-03-01

Objectives: We aimed to describe the epidemiological and clinical characteristics of patients with COVID-19 in Saudi Arabia various severity groups. Methods: Data for 485 were extracted from medical records infectious disease center Prince Mohammed bin Abdul Aziz Hospital Riyadh. Patients' basic information, laboratory test results, signs symptoms, medication prescribed, other comorbidities, outcome data collected analyzed. Descriptive reported examine distribution study variables between...

10.3389/fpubh.2020.593256 article EN cc-by Frontiers in Public Health 2020-11-19

Abstract Introduction: Due to the diversity of reports and on rates medications errors (MEs) in Saudi Arabia, we performed first meta-analysis determine rate Arabia using hospital settings. Methods: We conducted a systematic literature search through August 2019 PubMed, EMBASE, CINAHL, PsycINFO, Google Scholar identify all observational studies settings that reported MEs. A random-effects models were used calculate overall MEs, as well prescribing, dispensing, administration error rates. The...

10.1097/md.0000000000024956 article EN cc-by-nc Medicine 2021-03-03

Telepharmacy is a practical part of telemedicine that refers to providing pharmaceutical services within the scope pharmacist's obligations while maintaining temporal and spatial distance between patients, users health services, healthcare professionals. The present study was cross-sectional conducted among community pharmacists in Saudi Arabia March May 2022 assess their knowledge, perceptions, readiness for telepharmacy. survey filled out by 404 respondents. majority respondents were male...

10.1016/j.jsps.2023.101713 article EN cc-by-nc-nd Saudi Pharmaceutical Journal 2023-07-28

Background Herbal supplements (HSs) are used to treat a variety of diseases and ailments. Individuals with chronic at higher risk having adverse events drug interactions from the use HSs. Aim This study determined beliefs, awareness, use, factors associated HSs usage among patients in Alkharj, Saudi Arabia. Method A cross-sectional was conducted between February June 2019. Face-to-face interviews were various out-patient clinics different hospitals. Patients diagnosed included study. Data...

10.1371/journal.pone.0295116 article EN cc-by PLoS ONE 2024-01-17

Given that the quinolones is one of antibacterial classes most frequently used to treat patients with bacterial infections in United States, any change prescribing patterns will impact Medicaid medical expenditures. This study was undertaken examine trends utilization, reimbursement, and prices quinolone antibacterials for US population. The publicly available State Drug Utilization outpatient pharmacy files were this study. Quarterly annual prescription counts reimbursement amounts...

10.1007/s41669-016-0007-y article EN cc-by-nc PharmacoEconomics - Open 2016-11-15

The Saudi health care transformation is taking place through the implementation of many initiatives and programs to serve Vision 2030, which aims improve services by focusing on digitalization privatization. This study aimed evaluate economic impact implementing new digital initiative (Wasfaty service) budget using diabetes mellitus as an example.This presents a cost analysis evaluation following Wasfaty program during period between 2017 2021. compared pre-Wasfaty in terms direct medical...

10.1016/j.jsps.2023.04.026 article EN cc-by-nc-nd Saudi Pharmaceutical Journal 2023-05-03
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