Results 261 to 270 of about 435,631 (309)
Some of the next articles are maybe not open access.

Treatment Intensity and Reduction in Drug Use for Cocaine-Dependent Methadone Patients: A Dose-Response Relationship

Journal of Psychoactive Drugs, 1995
This study examined the impact of treatment intensity on cocaine use. Seventy-seven cocaine-using methadone patients were enrolled in a six-month, structured, manual-driven, cognitive-behavioral treatment program. Sessions consisted of five individual and/or group sessions per week.
Andrew Rosenblum   +2 more
exaly   +3 more sources

The multiple propensity score for analysis of dose–response relationships in drug safety studies [PDF]

open access: yesPharmacoepidemiology and Drug Safety, 2001
AbstractIn order to detect adverse drug reactions, large observational drug safety studies are necessary as randomized clinical trials rarely have enough power. However, in order to obtain reliable results the issue of confounding, especially confounding by indication, should be addressed.
Wang, Jixian   +3 more
openaire   +4 more sources

An Alternate Method for Estimating the Dose-Response Relationships of Neuromuscular Blocking Drugs

Anesthesia & Analgesia, 2000
Slopes of the dose-response relationships for all available neuromuscular blocking drugs appear to be essentially parallel and to approximate a log-dose/logit value of 4.75. We tested the possibility of estimating both 50% effective dose (ED(50)) and 95% effective dose (ED(95)) values from a single dose-response data point when that slope is postulated.
A F, Kopman, M M, Klewicka, G G, Neuman
openaire   +2 more sources

Pharmacogenetics and Genetic Factors in Drug Dose-Response Relationships

2023
Abstract Pharmacogenetics and pharmacogenomics are related areas of research that aim to determine the relationship between genotypic variation, including changes in gene expression, and variations in drug response seen across patient groups. Understanding the genetic bases of variability in drug response due to altered pharmacokinetics (
openaire   +1 more source

Dose-response relationships with antihypertensive drugs

Pharmacology & Therapeutics, 1992
A variety of antihypertensive drugs have been introduced into clinical practice at excessively high dose. Examples include most thiazide diuretics, propranolol, oxprenolol, atenolol, methyldopa, hydralazine and captopril. These very high doses have usually resulted from studies in which doses have been increased at regular intervals until the desired ...
openaire   +2 more sources

Dose–Response Relationship and Threshold Drug Dosage Identification for a Novel Hybrid Mechanical-Thrombolytic System with an Ultra-Low Dose Patch

Cellular and Molecular Bioengineering, 2021
Ischemic stroke treatment has advanced in the last two decades and intravenous thrombolysis is now considered the standard of care for selected patients. Recanalization can also be achieved by mechanical endovascular treatment for patients with large vessel occlusions.
Qin, Zhen   +4 more
openaire   +3 more sources

Dose‐response relationship characterization in current anti‐hypertensive drug development

Clinical Pharmacology & Therapeutics, 2003
Clinical Pharmacology & Therapeutics (2003) 73, P68–P68; doi:
J. V. Gobburu, R. J. Lipicky
openaire   +1 more source

Evaluation of Dose-Response Relationship of Permeation Enhancer Isopropyl Myristate Release on Drug Release: Release Enhancement Efficiency and Molecular Mechanism

AAPS PharmSciTech, 2023
The objective of this study is to investigate the dose-response relationship between various concentrations of permeation enhancers (PEs) and their ability to enhance drug release from a polymer matrix, utilizing an innovative parameter known as release enhancement efficiency (K). Additionally, the molecular mechanism underlying dynamic enhancement was
Jiuheng Ruan   +3 more
openaire   +2 more sources

Dose-response relationship and incidence of adverse drug reactions with isradipine in patients with essential hypertension

The American Journal of Medicine, 1989
Based on pooled data from three randomized placebo-controlled dose-finding studies in a total of 489 patients, the dose-response relationship for efficacy and adverse events was estimated, using the Michaelis-Menten equation: Effect = maximal effect multiplied by dose/constant plus dose. Three conclusions were derived from the pooled data: (1) A marked
K, Simonsen, C D, Sundstedt
openaire   +2 more sources

Drug Action: Target Tissue, Dose-Response Relationships, and Receptors

1972
In the complex processes of drug action three main phases can be distinguished (Fig. 1): the pharmaceutical phase, the pharmacokinetic phase and the pharmacodynamic phase. They form a suitable frame for the discussion of the chemical basis of drug action.
E. J. Ariëns, A. M. Simonis
openaire   +1 more source

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