Cimetidine, a new H2-receptor antagonist, was safely administered to eighteen healthy man by the intravenous, intraduodenal or oral route. 2 When gastric secretion was maximally stimulated by either histamine or pentagastrin, the simultaneous administration of cimetidine produced marked inhibition of both acid and pepsin secretion. 3 Cimetidine was well absorbed by mouth and had a blood half-life of 2 hours. 4 Cimetidine was rapidly excreted via the kidneys and about 70% of the excreted material was unchanged drug. 5 Clinical evaluation of cimetidine in patients with peptic ulceration is recommended.
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http://dx.doi.org/10.1111/j.1365-2125.1975.tb00564.x | DOI Listing |
Int J Cell Biol
January 2025
Department of Biotechnology and Plant Breeding, Sari Agricultural Sciences and Natural Resources University (SANRU), Sari, Iran.
Radiation therapy is one of the most effective treatments for approximately 60% of patients with cancer. During radiation exposure, the overproduction of reactive oxygen species (ROS) disrupts the lipid layer of the membrane, leading to subsequent peroxide radical formation. Cimetidine (Cim) and famotidine (Fam) are histamine H2 receptor antagonists (H2 blocker), also known as peptic ulcer drugs, that exert radioprotective effects.
View Article and Find Full Text PDFClin Pharmacol Ther
November 2024
Laboratory of Molecular Pharmacokinetics, Graduate School of Pharmaceutical Sciences, The University of Tokyo, Bunkyo City, Japan.
This study was designed to assess the quantitative performance of endogenous drug-drug interaction (DDI) biomarkers (N1-methylnicotinamide (1-NMN), N1-methyladenosine (mA), and creatinine) for the organic cation transporters, OCT2 and MATE1/2K in the kidney. Ten healthy volunteers received cimetidine (400 and 800 mg, single dose) or dolutegravir (50 mg, twice a day) together with metformin (500 mg). Cimetidine and dolutegravir were considered to act mainly as MATE1/2K and OCT2 inhibitors, respectively.
View Article and Find Full Text PDFG Ital Nefrol
August 2024
Nephrology Division. Clínica de la Costa. Barranquilla, Colombia.
Renal functional reserve (RFR) is the kidney capability of increasing its basal glomerular filtration rate (GFR) at least 20% after an adequate stimulus. Renal disorders have been reported in seropositive HIV patients, particularly the decrease in glomerular filtration rate (eGFR), nephrotic syndrome, and proximal tubular deficiency associated with the disease itself or the use of some anti-retroviral treatments. Thus, it was decided to carry out a prospective study in order to evaluate if RFR test was preserved in naive HIV patients.
View Article and Find Full Text PDFChemosphere
September 2024
Department of Biological Sciences, College of Medicine and Health Sciences, Khalifa University of Science and Technology, P.O. Box 127788, Abu Dhabi, United Arab Emirates; Center for Biotechnology (BTC), Khalifa University Khalifa University of Science and Technology, P.O. Box 127788, Abu Dhabi, United Arab Emirates; Center for Membranes and Advanced Water Technology (CMAT), Khalifa University Khalifa University of Science and Technology, P.O. Box 127788, Abu Dhabi, United Arab Emirates; ASPIRE Research Institute for Food Security in the Drylands (ARIFSID), United Arab Emirates University, P.O. Box 15551, Al Ain, United Arab Emirates. Electronic address:
In this study, laboratory-scale cultivation of T. chuii and D. tertiolecta was conducted using Conway, F/2, and TMRL media to evaluate their biochemical composition and economic costs.
View Article and Find Full Text PDFBMJ Evid Based Med
September 2024
Institute for Evidence in Medicine, Medical Center - Faculty of Medicine, University of Freiburg, Freiburg im Breisgau, Germany.
Objectives: To assess the efficacy and safety of pharmacological interventions for preventing upper gastrointestinal (GI) bleeding in people admitted to intensive care units (ICUs).
Design And Setting: Systematic review and frequentist network meta-analysis using standard methodological procedures as recommended by Cochrane for screening of records, data extraction and analysis. The Grading of Recommendations Assessment, Development and Evaluation (GRADE) approach was used to assess the certainty of evidence.
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