Anders Grahnén

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The realisation that new chemical entities under development as drug candidates fail in three of four cases in clinical trials, together with increased costs and increased demands of reducing preclinical animal experiments, have promoted concepts for improvement of early screening procedures in humans. Positron emission tomography (PET) is a non-invasive(More)
Dear Sir, In a famous Swedish cartoon from the mid-1980s (Staffans Stollar), two men have a discussion in which one states: " Life is so dangerous that it is strange that the National Board of Health & Welfare allows it! " This cartoon encapsulates our perceptions of the risk-benefit analysis of certain regulations in experimental medicine, particularly as(More)
The pharmacokinetics and pharmacodynamics of adinazolam and N-desmethyladinazolam were studied in 18 young subjects, from 21 to 36 years of age, and 18 elderly subjects, ranging in age from 65 to 76 years. Nine men and 9 women per age group were studied in a randomized three-way crossover design. Single doses of one 30-mg adinazolam mesylate sustained(More)
The multiple-dose (200 mg levodopa t.i.d.) pharmacokinetic profile of two controlled-release products of levodopa (Madopar HBS and Sinemet CR) was compared to conventional Madopar capsules in 18 healthy volunteers in a cross-over, randomized design. A pronounced controlled-release profile of the Madopar HBS and Sinemet CR product was demonstrated compared(More)
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