Kinetics of pharmacologic effects

G Levy - Clinical Pharmacology & Therapeutics, 1966 - Wiley Online Library
Mathematical expressions derived from models based on the exponential decline of drug
levels in the body and/or on a linear relationship between the intensity of the elicited effect and …

Pharmacokinetics of salicylate elimination in man

G Levy - Journal of pharmaceutical sciences, 1965 - Elsevier
Salicylate elimination kinetics was studied over a dose range of from 0.25 to 2.0 Gm. of aspirin.
It was found that when the amount of salicylate in the body of normal adult test subjects …

Physicochemical basis of the buffered acetylsalicylic acid controversy

G Levy, BA Hayes - New England Journal of Medicine, 1960 - Mass Medical Soc
NUMEROUS conflicting reports about the relative efficacy of regular acetylsalicylic acid and
the form in combination with buffering agents have appeared in the literature. The purpose …

Relationship between drug concentration in plasma or serum and amount of drug in the body

M Gibaldi, R Nagashima, G Levy - Journal of Pharmaceutical …, 1969 - Wiley Online Library
It is shown that the apparent volume of distribution at the steady state (V d ) ss in a two‐compartmental
open system cannot be used to relate the drug concentration in the plasma to the …

Effect of Certain Tablet Formulation Factors on Dissolution Rate of the Active Ingredient I11

G Levy, RH Gumtow - Journal of Pharmaceutical Sciences, 1963 - Elsevier
A hydrophobic tablet lubricant (magnesium stearate) has been found to retard the
dissolution of salicylic acid from model compressed tablets, while a water‐soluble, surface‐active …

Gastrointestinal clearance of drugs with activated charcoal

G Levy - New England Journal of Medicine, 1982 - Mass Medical Soc
The mainstays of caring for patients who have swallowed poison or been given an overdose
of drugs are inhibition of absorption (in acute poisoning after oral injection) or specific …

Pharmacokinetics of acetaminophen in the human neonate: formation of acetaminophen glucuronide and sulfate in relation to plasma bilirubin concentration and D …

G Levy, NN Khanna, DM Soda, O Tsuzuki, L Stern - Pediatrics, 1975 - publications.aap.org
The purpose of this study was to determine if certain physiologic parameters (plasma
bilirubin concentration and urinary excretion rate of D-glucaric acid) can be used to predict a …

Clinical pharmacokinetics of aspirin

G Levy - Pediatrics, 1978 - publications.aap.org
Aspirin is very rapidly absorbed from the gastrointestinal tract when administered as a solution,
and somewhat more slowly when administered in tablets. It is rapidly hydrolyzed in the …

Evidence of placental transfer of acetaminophen

G Levy, LK Garrettson, DM Soda - Pediatrics, 1975 - publications.aap.org
Various surveys have shown that pregnant women frequently take mild analgesics. The
most widely used nonprescription analgesics are aspirin, acetaminophen, and its precursor …

Salicylate accumulation kinetics in man

G Levy, T Tsuchiya - New England Journal of Medicine, 1972 - Mass Medical Soc
The plateau level of salicylate in the body attained by repetitive administration of fixed doses
of aspirin or sodium salicylate at constant intervals increases more than proportionately with …