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Biomedical subjects

J Rybakowski

Publications and source records attributed to J Rybakowski.

At least 109 records · Page 6Linked to original sources

Studies of lithium pharmacokinetics in patients with affective illness.

Lithium pharmacokinetics after a single dose and pharmacokinetic prediction of optimal lithium carbonate dose in steady-state, were investigated in 15 patients with affective illness. In nine patients the course of plasma concentration after a single dose was characteristic for two-compartment and in six patients for one-compartment model. Patients fitting the two-compartment model required higher daily lithium dose to achieve steady-state therapeutic lithium level than patients fitting the one-compartment model. A significant correlation was found between plasma lithium level 12 and 24 h after a single dose and the daily dose required for achieving optimal lithium level in the course of subsequent lithium administration.

Adult↗

Pharmacokinetics of carbamazepine in psychiatric patients.

Plasma levels of carbamazepine (CBZ) were studied in 10 patients with psychiatric illnesses who were given the drug every 12 hours for 28 days. No correlation has been found between the daily dose of carbamazepine (calculated for body weight) and the steady-state level of the drug. In most patients taking CBZ as the only drug, a 10-20% fall in plasma drug level occurred between the first and second week of treatment, suggesting autoinduction process. A significant correlation was obtained between the plasma level of CBZ measured after the first dose of the drug and the subsequent steady state concentration. This makes possible to predict the steady-state CBZ concentration early in the treatment.

Adult↗