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Biomedical subjects

J Tignol

Publications and source records attributed to J Tignol.

At least 37 records · Page 2Linked to original sources

A double-blind, randomized, fluoxetine-controlled, multicenter study of paroxetine in the treatment of depression.

Paroxetine is a novel phenylpiperidine antidepressant agent that acts as a potent and selective inhibitor of serotonin reuptake. We report results of a 6-week, randomized, double-blind, multicenter study comparing paroxetine and fluoxetine in the treatment of major depression. One hundred seventy-eight inpatients, who met DSM-III-R criteria for a major depressive episode and had a Montgomery Asberg Depression Rating Scale (MADRS) score of 24 or more, were included in the study. Their ages ranged from 18 to 65 years. Subjects were randomized to receive either paroxetine or fluoxetine for 6 weeks. A 20-mg fixed dose, given once daily in the morning, was used for both drugs. After baseline, regular assessments were made at the end of weeks 1, 2, 3, 4, and 6. Efficacy measures included the MADRS, the Clinical Global Impression severity of illness scale, the Hamilton Rating Scale for Anxiety, the Hospital Anxiety and Depression scale, and the Visual Analogue Scale for anxiety. Safety and tolerability were assessed by adverse event reports, clinical examinations, vital signs, and laboratory data. A marked antidepressant response and good tolerability were seen with both drugs. These results further support the usefulness of paroxetine in the treatment of depressive illness.

Adolescent↗

Long-term use of tianeptine in 380 depressed patients.

Tianeptine is a new tricyclic compound whose principal action is to increase the reuptake of serotonin. In a multicentre trial in which 380 depressed patients were treated for one year, tianeptine produced a significant reduction in the MADRS scores from day 14, with a sustained reduction maintained for up to 12 months; other measures of efficacy (HRSA, HSCL, and CGI) also reflected the improvement. Only 11% of patients withdrew because of recurrence of depression and 2% because of side-effects, which were mainly drowsiness, irritability, and gastrointestinal disturbance. Apart from a minor reduction in heart rate, unaccompanied by any conduction changes, no clinically relevant changes in vital signs or laboratory tests were seen. Seven subjects who attempted suicide by tianeptine overdose had favourable outcomes, in spite of also taking other psychotropic drugs or alcohol. No evidence of tolerance or withdrawal symptoms was seen after treatment was stopped. These results suggest that tianeptine has the potential to provide safe antidepressant activity in both the acute and chronic phases of treatment.

Adolescent↗

Paroxetine in the treatment of melancholia and severe depression.

Meta-analyses of the worldwide paroxetine database assessed the efficacy of this compound in the treatment of both DSM-III defined melancholia and hospitalised patients with severe depression (HAMD > or = 25). The analysis for melancholia included 178 paroxetine treated patients and 66 patients treated with placebo. Paroxetine was significantly superior to placebo in the treatment of melancholia and a clear dose-response relationship was established. The meta-analysis for severely depressed hospitalised patients included 109 paroxetine treated patients and 107 patients treated with a tricyclic/tetracyclic control. Paroxetine and active controls showed comparable efficacy in the treatment of severely depressed hospitalised patients.

Adult↗

Transcutaneous electrical stimulation with Limoge current potentiates morphine analgesia and attenuates opiate abstinence syndrome.

Transcutaneous electrostimulation is a somewhat controversial technique used in the management of the opiate withdrawal syndrome. We report an animal study of a particular transcutaneous electrostimulation called transcutaneous cranial electrostimulation, based on a technique used for many years on heroin addicts for the rapid severance of their addiction, which has been validated in a clinical setting by a double-blind trial. This technique involves the application of an intermittent high-frequency current (Limoge's current). Our experimental data show that this transcutaneous cranial electrostimulation increases morphine analgesia by threefold on the tail flick latency measure and produces a 48% attenuation of the abstinence syndrome observed after abrupt cessation of morphine administration. These results were obtained using a double-blind paradigm.

Animals↗

[Sexual dysfunction in males in long-term hemodialysis].

A quick survey of the literature and the author's own observations in 93 males in dialysis enable them to define the model of sexual dysfunction affecting this kind of patients. Psychological, organic and iatrogenic factors are often linked to create complex troubles, often minimized by the patients themselves. It is still difficult to know whether the important biological - in particular hormonal - disorders necessarily induce impotence. Big efforts in the research and the management of these patients are needed to help them in improving their quality of life.

Adaptation, Physiological↗