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Biomedical subjects

C J Falliers

Publications and source records attributed to C J Falliers.

At least 19 recordsLinked to original sources

Safety and efficacy of terfenadine/pseudoephedrine versus clemastine/phenylpropanolamine in the treatment of seasonal allergic rhinitis.

A double-blind, randomized, placebo-controlled, parallel trial was conducted to compare the efficacy and safety of terfenadine, 60 mg (immediate-release)/pseudoephedrine hydrochloride, 120 mg (controlled-release) (T/Ps) and clemastine fumarate, 1.34 mg (immediate-release)/phenylpropanolamine, 75 mg (sustained-release) (C/Ph) in a combination tablet b.i.d. in 178 patients (12-59 years of age) with symptoms of seasonal allergic rhinitis. After seven days of treatment, the total symptom scores recorded in the diaries of 175 patients showed that both therapies had a highly significant overall treatment effect when compared with placebo (P < or = .02). The overall level of improvement, as well as improvement of individual symptoms, was similar with the two therapies. Total symptom scores assigned by physicians to 170 patients showed significant and similar levels of improvement with both therapies when compared with placebo (P < .01). The two therapies were also similar on physicians' evaluations of overall effectiveness. Both therapies relieved most histamine-mediated symptoms as well as nasal congestion, although only T/Ps showed improvement of the latter symptom in both the patients' diaries and physicians' evaluations. Among 178 patients, drowsiness and fatigue occurred more often in the C/Ph group (25% and 11.7% for the two adverse events, respectively) than in the T/Ps group (10.2% and 1.7%, respectively). The incidence of insomnia and dry mouth/nose/throat was higher with T/Ps (23.7% and 11.9%, respectively) than with C/Ph (6.7% and 3.3%, respectively). No serious or unexpected adverse events were reported. These results indicate that T/Ps and C/Ph are both superior to placebo and equally effective in the treatment of symptoms of seasonal allergic rhinitis.(ABSTRACT TRUNCATED AT 250 WORDS)

Adolescent↗

Double-blind comparison of cetirizine and placebo in the treatment of seasonal rhinitis.

The efficacy and safety of cetirizine were evaluated in 419 patients with seasonal allergic rhinitis. Using a 4-way, double-blind randomization schedule, patients were given a 1-week course of once daily cetirizine (5, 10, or 20 mg) or placebo. Patient and physician efficacy ratings corresponded, indicating superiority of cetirizine to placebo (P less than .05) in reducing symptom severity scores for sneezing, rhinorrhea, ocular pruritus, nasal pruritus, watering of the eyes, and redness of the eyes. All cetirizine doses achieved higher efficacy ratings (72.7%, 79.2%, and 75.7%, respectively) than placebo (52.9%; P less than .05) by the physician's global assessment. Cetirizine was well tolerated, with sedation being the most common adverse experience, increasing in frequency at higher doses. A dose-response relationship was evident for selected symptoms, and the once daily 5-mg dose was found to be an effective minimum dose.

Adult↗

Pine nut allergy in perspective.

Anaphylaxis and other acute allergic reactions following the ingestion of pine--or pinon--nuts are documented and reviewed in perspective. Systemic allergic reactions to other relatively uncommon or "exotic" foods are also considered. Although hypersensitivity to more than one type of "nuts" is reported by some individuals, no significant cross-reactivity between any of these, or between pine pollen, pine resin, and pine nuts has been demonstrated.

Acute Disease↗

A multicenter, open study of the non-sedating antihistamine, terfenadine (Seldane), in the maintenance therapy of seasonal allergic rhinitis.

A multicenter open study was conducted throughout the 1984 fall pollen season to assess the possible development of tolerance or loss of efficacy to terfenadine in the maintenance therapy of patients with seasonal pollinosis. Patients with proven allergic pollinosis were entered into a 1-week initial treatment period taking terfenadine 60 mg bid and only those who responded to the initial treatment with "moderate" to "complete" relief continued on terfenadine throughout a 4 to 11-week pollen season for evaluation of continued efficacy. A total of 179 patients from five study centers were enrolled in the initial treatment period and 154 (86%) responded to terfenadine with "moderate" to "complete" relief of symptoms. Of these 154 patients who continued terfenadine treatment, approximately 90% of the patients maintained the same degree of relief throughout the pollen season. All symptoms of seasonal pollinosis including nasal congestion improved significantly the first day of treatment. This improvement in symptoms continued during the first week and remained unabated throughout the pollen season. The incidence of adverse events was low with sedation being reported by only 2.8% of patients at some time point during the study. It is concluded that terfenadine is a safe and effective non-sedating antihistamine in the maintenance therapy of seasonal allergic pollinosis and that tolerance is not noted during continued administration.

Adult↗

Terfenadine treatment of fall hay fever.

A double-blind, parallel, multicenter study was undertaken in 215 ragweed skin test positive-patients with fall hay fever. The patients were randomized and treated for seven days with either 60 mg terfenadine twice daily, morning and evening, and a placebo at noon, or with 4 mg chlorpheniramine or placebo three times daily. The severity of nasopharyngeal itching, sneezing, rhinorrhea, nasal congestion, and itchy, watery, red eyes was ranked daily by patients and evaluated before and after treatment by the physician investigators. The patients reported a significant reduction in symptoms within one day. The physician investigators detected moderate to complete relief of symptoms in a greater proportion of the patients treated with terfenadine (70%) and chlorpheniramine (73%) than in the placebo-treated patients (48%). The incidence of sedation with terfenadine treatment (2.5%) was not different from that with placebo (2.4%) and both were lower than with chlorpheniramine (7.6%). We conclude that terfenadine is as effective as chlorpheniramine for the treatment of fall hay fever and that, unlike chlorpheniramine, the incidence of sedation with terfenadine was not different from placebo.

Adolescent↗

Safety and efficacy of loratadine (Sch-29851): a new non-sedating antihistamine in seasonal allergic rhinitis.

Loratadine, a new antihistamine in the non-sedating class, was evaluated for efficacy and safety in treatment of allergic rhinitis in a multicentered study. Loratadine was found to be both safe and efficacious. When administered to patients with seasonal allergic rhinitis, a single daily oral dose of 10 mg is comparable in efficacy to clemastine, 1 mg, given twice daily. The incidence of sedation with loratadine is comparable to placebo and significantly lower than with clemastine. The incidence of anticholinergic side effects with loratadine is low and in this study was comparable to placebo and clemastine.

Capsules↗