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Biomedical subjects

A Pradalier

Publications and source records attributed to A Pradalier.

At least 37 records · Page 2Linked to original sources

Sublingual-swallow immunotherapy (SLIT) with a standardized five-grass-pollen extract (drops and sublingual tablets) versus placebo in seasonal rhinitis.

BACKGROUND: Recent studies have demonstrated the efficacy of sublingual-swallow immunotherapy (SLIT) in seasonal and perennial rhinitis. Sublingual administration of solutions is not convenient for all patients. The aim of the study was to evaluate the efficacy and safety of immunotherapy administered sublingually, initially as drops, and then as tablets during maintenance therapy. METHODS: A total of 126 patients with grass-pollen seasonal rhinitis were included in this double-blind, randomized, placebo-controlled trial. During the progression of doses phase, the five-grass extract was given as sublingual drops from 1 to 100 IR/ml. Once the 100 IR dose was reached, the drops were replaced by a single 100-IR sublingual tablet per day. RESULTS: Throughout the grass-pollen season, patients in the active treatment group had significantly lower (P < 0.05) total conjunctivitis and ocular redness scores. Rhinitis symptoms were not significantly different between the two groups. Patients given the active treatment were significantly (P < O.02) less likely to have asthma symptoms. The global medication score showed no significant difference between the two groups. A highly significant difference in favor of the active treatment group was seen in inhaled salbutamol use (P < 0.01). CONCLUSIONS: Clinical benefits achieved during the present study included significant improvements in conjunctivitis symptoms and prevention of asthma symptoms. The overall safety profile of the active treatment (drops or tablets) was good.

Administration, Sublingual↗

NSAIDs.

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Anti-Inflammatory Agents, Non-Steroidal↗

Safety and efficacy of combined lysine acetylsalicylate and metoclopramide: repeated intakes in migraine attacks.

The efficacy of the combination of lysine acetylsalicylate and metoclopramide in the treatment of migraine attacks has been established previously. The value of repeated doses of such a combination has been reported in a recent study. The purposes of this open-label study performed by general practitioners on a very large sample of migraine sufferers were to confirm that repeated doses of the combined treatment are efficient and well-tolerated, and to assess the efficacy of treatment according to the initial headache intensity. Three thousand seven hundred twenty-seven general practitioners entered 7259 migraine sufferers. Patients had to use a first dose, the efficacy of which was assessed 2 hours later. In the case of failure, they were then able to take a second dose and possibly a third dose, 2 hours after the second, in the case of persistent failure. Twelve thousand five hundred sixty-two migraine attacks were analyzed. Tolerance, as assessed by the patients, was considered as good in more than 85% of attacks, whatever the number of doses utilized. Five hundred thirty-five adverse effects were reported after the use of 22,697 sachets. Of 12,515 attacks documented for efficacy, patients considered the treatment as good or excellent in 80% of attacks treated with one dose, 55% of those treated with two doses, and 27% of those treated with three doses. Relief of headache (reduction of its severity from grade 3 or 2 to 1 or 0) was observed in 51% of episodes after the first sachet, 51% of episodes treated with a second sachet, and 56% of episodes treated with a third sachet. The first dose of treatment was found to be more effective when the initial severity of the headache was moderate (improvement in 66% of attacks) than when it was severe (improvement in 30% of attacks). Efficacy appeared to increase according to the number of doses when headache was initially severe. This trial confirms that repeated doses of this combination is well-tolerated and effective. Our results show that repeated doses are particularly useful for severe attacks.

Adult↗

Comparative efficacy and safety of calcium carbasalate plus metoclopramide versus ergotamine tartrate plus caffeine in the treatment of acute migraine attacks.

This randomized, double-blind, double-dummy, multicenter, parallel-group study aimed at comparing the efficacy and safety of calcium carbasalate (equivalent to 900 mg aspirin) plus metoclopramide 10 mg (CM) with ergotamine tartrate 1 mg plus caffeine 100 mg (EC) administered in the treatment of 2 acute migraine attacks. A total of 296 patients fulfilling the International Headache Society diagnostic criteria for migraine were enrolled. In total, one or two migraine attacks were treated in 268 and 235 patients, respectively. The primary endpoint for the first treated attack was headache relief, with intensity decreasing from moderate or severe to mild or absent 2 h after drug intake. Usual secondary efficacy endpoints were assessed. A superiority of CM over EC was observed for both treated attacks for the main endpoint: success in 54 versus 36%, p = 0.003 for the first attack and 60 versus 44%, p = 0.02 for the second attack. CM was also significantly superior to EC during the first attack for complete headache relief (20 vs. 8%, p = 0.006), nausea (42 vs. 63%, p = 0. 007) and willingness to take the drug again (90 vs. 80%, p = 0.043). The global efficacy evaluation, rated by the investigators, was significantly more favorable to CM for both attacks (p = 0.001 for the first attack and p = 0.02 for the second). The patients' evaluation was significant for the first attack (p = 0.002). The global incidence of adverse events was 45% higher with EC, though not significant (32 vs. 22%, p = 0.075). They were most often unspecific and mild to moderate in intensity. Gastrointestinal side effects were significantly less frequent with CM than EC (7 vs. 21%, p = 0.001). Thus, CM is more effective and has a better gastrointestinal safety than EC in the acute treatment of migraine attacks.

Abdominal Pain↗

[Rare hyperimmunoglobulinemia E syndromes].

Total immunoglobulin E levels are very frequently measured, particularly for allergy. Their high levels are ordinarily found in atopy and parasitosis. This article subject is to determine rare diseases where high levels of total immunoglobulin E are found except in classic diseases. These rare hyper-immunoglobulin E syndromes are more often associated with immunologic deficiency more or less intense that lead to viral, fungal and bacterial infections. Buckley syndrome: deep infections due to Staphylococcus aureus, chronic dermatitis. Netherton disease: cutaneous and hair disease, allergic manifestations. Wiskott-Aldrich syndrome: thrombocytopeny and -pathy, dermatitis. Di-George disease: hypoparathyroidism, infections. Selective deficit of immunoglobulin A: recurrent infections. It is difficult to differentiate between atopic dermatitis and Buckley syndrome and Netherton disease because of eczematiform chronic dermatitis and high-levels of total immunoglobulin E found in all these diseases.

DiGeorge Syndrome↗

Tolerability and efficacy of naratriptan tablets with long-term treatment (6 months). Naratriptan Long-term Study Group.

This open-label study was conducted to examine the long-term tolerability and efficacy of the novel 5HT1 agonist naratriptan tablets 2.5 mg used to treat all migraine attacks for 6 months. Patients could reduce the dose to 1 mg in the event of intolerable adverse events. The results demonstrate that the majority (median 83%) of attacks treated with naratriptan tablets 2.5 mg were not associated with an adverse event. Among attacks treated with naratriptan tablets 2.5 mg (+ optional 2.5 mg for headache recurrence), the most frequently reported adverse event was nausea (4% of attacks after a single naratriptan dose). Both the overall incidence of adverse events and the incidences of specific adverse events were no higher during months 4-6 of treatment compared with months 1-3. Only 5 of 414 patients elected to reduce their naratriptan dose to 1 mg. Headache relief 4 h postdose was reported in a mean of 68% of 6770 moderate or severe migraine attacks treated with naratriptan tablets 2.5 mg. The median number of naratriptan tablets used per attack was 1.0 (mean 1.25); patients treated only a median 7% of attacks (mean 13%) with a 2nd naratriptan tablet for headache recurrence. Patients rated naratriptan tablets as good or excellent in 61% of 7566 treated attacks. In summary, the data from this study demonstrate that naratriptan tablets 2.5 mg were very well tolerated and effective for the acute treatment of migraine for 6 months in a situation closely resembling actual clinical use.

Adolescent↗

Migraine and glaucoma: an epidemiologic survey of French ophthalmologists.

Glaucoma is a common ocular disorder; a high intraocular pressure is observed in the majority of glaucoma (HIOPG) cases, but some patients have low-tension glaucoma (LTG). In the literature, some works link LTG and migraine, which is speculative of a potential role of a vasospastic factor or diathesis common to migraine and LTG. Using a standardized questionnaire based on International Headache Society (IHS) criteria, we investigated 954 glaucoma patients; 320 (33.5%) described a headache (migraine or tension-type headache) and 240 (25.1%) presented the IHS criteria for migraine. Migraine prevalence was not significantly different between HIOPG and LTG patients (22.8% and 32%, respectively) in this study.

Aged↗

[Sanitary impact of air conditioning: what is the relation to sick building syndrome?].

Modern architecture is creating air-conditioned offices in our society. Various diseases have been associated with conditioned air exposure, and building-related diseases are distinct from sick building syndrome (SBS). Building-related diseases have a well-characterized aetiology, essentially infectious, compared to SBS, where the aetiology is not clear. This paper reviews these syndromes, their aetiologies and their discussion in order to treat and prevent their expression. Progress has been made in the conception of air-conditioning systems. Prevention of these syndromes is based on conception and cleaning of these systems, which allows the use of air-conditioning without any major sanitary problem.

Air Conditioning↗

Gastro-oesophageal reflux prevalence and relationship with bronchial reactivity in asthma.

The relationship between asthma and gastro-oesophageal reflux (GER) is controversial. In an allergy department, GER prevalence was evaluated in asthmatics, with a view to judging the potential influence of GER on asthma. One hundred and five asthmatics were recruited and co-investigated for GER and lung function. Descriptive analysis was performed, patients with (GER+) and without (GER-) GER were then compared, and finally, stepwise regression analysis was used. GER prevalence was 32%. Lung parameters did not differ between GER+ and GER- patients. When restricting analysis to GER+ patients, bronchial reactivity was closely correlated to the number of reflux episodes (NRE) (r=0.983; p=0.001). When comparing patients with more than 15 reflux episodes x day(-1) (n=50), with those having less (n=43), no differences were found in lung function and GER parameters. However, there was a positive correlation between the provocative dose of methacholine causing forced expiration volume to fall 20% from the baseline and NRE in patients with NRE>15 (r=0.561; p=0.05). In conclusion, gastro-oesophageal reflux was observed in a third of the asthma patients studied. These data do not support a firm aetiological relationship between gastro-oesophageal reflux and asthma, but do suggest an association between the number of reflux episodes and bronchial hyperresponsiveness.

Adult↗

Immunological aspects of migraine.

The physiopathology of migraine is still largely unknown. The author reviews the changes of immunoglobulins (especially IgE), complement fractions, mediators, cytokines and inflammatory cells published in the literature. An IgE mechanism seems to be unimportant in the process of food-induced migraine. Increasing arguments for the reciprocal modulation of the brain and immune system are also reviewed as the close links between interleukins and the sensory neuromediators. However, it is presently too early to implicate a definite immunological mechanism in the physiopathogeny of migraine.

Anti-Asthmatic Agents↗

[Calcium carbasalate-metoclopramide combination versus dihydroergotamine in the treatment of migraine attacks].

In this randomised, double-blind, cross-over study the association of calcium carbasalate+metoclopramide was compared with oral dihydroergotamine mesilate in the treatment of migraine attacks. 155 patients suffering from migraine, with or without aura were analysed; the main efficacy criteria being the evolution of the headache intensity: disappearance of headache 2 hours after administration or incomplete improvement (severe to moderate headache reduced to slight headache). There was a significantly greater reduction in headache intensity following administration of CSC-METO (p < 0.001), the percentage of patients showing recovery or improvement two hours after administration being 64.5% with CSC-METO compared to 43.5% with DHE. A significantly more marked improvement following administration of CSC-METO was also observed for nausea, photophobia, phonophobia, use of analgesic treatment, impact on normal activities and overall assessment by the patient and physician. The frequency of undesirable events was weak and identical for both treatments.

Administration, Oral↗