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Biomedical subjects

A Barbeau

Publications and source records attributed to A Barbeau.

At least 253 records · Page 14Linked to original sources

Levodopa combined with peripheral decarboxylase inhibition in Parkinson's disease.

The authors report their experience, over a 26-month period, in the management of 60 parkinsonian patients with the combination of levodopa and an inhibitor of peripheral dopa-decarboxylase, Ro 4-4602. This approach to Parkinson's disease is useful, safe, and at least as effective as levodopa alone. To date there have been no recognizable toxic effects attributable to Ro 4-4602. This agent appears to prolong the duration of action of levodopa, smoothing out its therapeutic effects. The percentage of patients obtaining a very good and excellent response is slightly increased. There is a possible diminution in the late-occurring bradykinetic and hypotonic freezing episodes. Nausea and cardiac arrhythmias are lessened, as are the incidence and severity of hypotension. Abnormal involuntary movements remain the limiting adverse side effect.

Adult↗

Levadopa and psoriasis.

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Aromatic Amino Acid Decarboxylase Inhibitors↗

Functional evaluation of prolactin secretion: a guide to therapy.

Stimulation and inhibition tests are proposed for evaluating prolactin secretion. Thyrotropin-releasing hormone (TRH) stimulates the release of prolactin from the pituitary. Chlorpromazine acts presumably at the hypothalamic level to increase prolactin secretion. L-Dopa (D,L-alpha-hydrazino-alpha-methyl-beta-[3,4-di-hydroxyphenyl]) has the opposite effect; it inhibits prolactin secretion and may be effective in suppressing galactorrhea.

Administration, Oral↗