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Biomedical subjects

D Reinel

Publications and source records attributed to D Reinel.

16 recordsLinked to original sources

Comparative efficacy and safety of amorolfine nail lacquer 5% in onychomycosis, once-weekly versus twice-weekly.

Amorolfine is a new topical antifungal of the phenylpropyl morpholine class which is highly active both in vitro and in vivo against yeasts, dermatophytes and moulds responsible for superficial fungal infections. Human pharmacological studies have established that amorolfine has a persistent antifungal effect in the nail bed and in the skin without being systemically absorbed. This has been confirmed by clinical work showing that amorolfine is effective in treating dermatomycoses and onychomycoses when administered as cream or nail lacquer. It is ineffective when given orally for systemic mycoses or bacterial infections in animals. In earlier studies a 5% concentration of amorolfine nail lacquer was found to produce a better cure rate in onychomycosis than a lower concentration of 2%. From data available on the penetration of amorolfine and on the persistence of mycologically relevant tissue concentrations, it appeared likely that once- or twice-weekly application of nail lacquer should suffice to produce a satisfactory therapeutic effect in onychomycosis. The aim of this investigation was to assess the efficacy and tolerability of 5% amorolfine nail lacquer given once versus twice weekly to patients with onychomycosis of finger nails and toe nails.

Administration, Topical

Topical treatment of onychomycosis with amorolfine 5% nail lacquer: comparative efficacy and tolerability of once and twice weekly use.

456 patients with onychomycosis were treated once or twice weekly for up to 6 months with amorolfine 5% nail lacquer in an open, randomized study. The patients were examined at monthly intervals during treatment and followed-up 1 and 3 months after completion of treatment. Slightly better cure rates were achieved with twice weekly use than with once weekly use (overall cure rates 54.2 vs. 46.0%, p = 0.4). An overall cure or improvement was achieved in 74 and 68% of patients receiving twice- and once-weekly treatment, respectively. The mycological cure rate was 76.1% for twice-weekly treatment and 70.6% for once-weekly treatment. The nail lacquer was extremely well tolerated; 4 out of 456 patients reported mild local irritation. Plasma levels of amorolfine were determined in 19 patients and found to be below the detection limit of 0.5 ng/ml in all cases.

Administration, Topical

Studies on the yeast flora in patients suffering from psoriasis capillitii or seborrhoic dermatitis of the scalp.

In 65 patients with scalp psoriasis or seborrhoic dermatitis of the scalp, stool specimens, tongue swabs and scalp scales were examined for yeasts. The stool specimens showed in 70.8% of the patient group massive and in 7.7% moderate yeast colonization. Yeasts were found in 47.7% of the tongue cultures and in 12.5% of the scalp scales. Candida albicans was the predominant pathogen in the faeces and on the tongue. In comparison with a control group, frequency of yeasts in faeces and on the tongue in patients with psoriasis capillitii and seborrhoic dermatitis of the scalp could be shown to be significantly higher.

Adult

[Fungal involvement of the tongue and feces in dialysis-dependent patients].

38 patients regularly receiving dialysis and 3 patients with a renal transplant were investigated with regard to possible colonization of yeasts. The tongue and stool were directly examined with Kimmig agar, the resulting yeasts were then differentiated by means of rice agar and an auxanogram. Candida albicans was the germ most frequently found both on the tongue (47.5%) and in the stool (50%). We discuss the significance of our results.

Adult

[Onychomycoses].

Despite the fact, that onychomycosis is a slow process, patients seek medical assistance normally late, that means in a clinical advanced stage. This is the reason for a prolonged curing-time. The different clinical patterns of onychomycoses and the leading pathogens are represented. Systemic and local therapeutic approaches are discussed. A simple method for the documentation of the curing-process is proposed.

Administration, Topical

[Dermatophyte flora in a catchment area of the Hamburg military hospital].

Our article deals with the evaluation of all mycologic examinations carried out at the mycologic laboratory of the Department of Dermatology, Hamburg Military Hospital, from April 1983 through March 1988. With regard to the growth of dermatophytes, 835 cultures were found positive out of a total of 10,000 specimens. Our list of dermatophytes is classified according to both the incidence of the individual pathogen and the part of the body it was found on. The most common dermatophyte was Trichophyton rubrum (78.2%). Our results are compared to those of previous studies on dermatophytes.

Arthrodermataceae

[Ciprofloxacin treatment in bacterial skin infections].

In a controlled bacteriological study, the effectiveness and tolerance of ciprofloxacin was investigated in 61 patients with extensive bacterial skin infections. The pathogens found, all of which were sensitive to ciprofloxacin, were, for the most part, Staphylococcus aureus and hemolytic streptococci. Ciprofloxacin was administered at a daily oral dose of 2 x 500 mg for an average of 12 days. Primary elimination of the pathogen was achieved in 96 per cent of the patients, in 4 per cent there was a marked reduction in in vitro pathogen growth. Clinical healing or improvement was observed in 98.3 per cent of the patients. Treatment with ciprofloxacin was very well tolerated. No changes in the laboratory parameters, blood count, alkaline phosphatase, creatinine, urea, SGOT, SGPT or urinary status were observed. By way of undesired side effects, transient diarrhea occurred in only a single patient. The results of this study demonstrate the considerable therapeutic value of ciprofloxacin in the treatment of bacterial skin infections.

Administration, Oral

Allergic contact dermatitis to naftifine. Report of two cases.

We report on two cases of allergic contact dermatitis due to naftifine, an antimycotic substance. Epicutaneous tests were positive with the reagent itself but not with other compounds of the ointment. Additionally, one of the patients reacted to an ointment containing clotrimazole. Until now, only few cases of contact allergy to naftifine have been described, but an increasing number is expected.

Adult

Comparison of efficacy and tolerability of terfenadine administered once daily versus twice daily in patients with chronic idiopathic urticaria.

The objective of this double-blind study, which is part of a multicenter study, was to determine whether terfenadine (120 mg once daily) has similar efficacy and tolerability to the standard dosage of 60 mg twice daily in the treatment of chronic urticaria. Forty-one patients were randomly allocated to two parallel groups and treated for 2 weeks with either regimen. Evaluation of efficacy was based on rating scales for investigator and patient. Primary endpoints were itch, number of wheals, wheal size, and the overall rating of efficacy. A similar improvement was seen in all variables. There were no statistically significant differences between groups. Both treatments were well tolerated.

Benzhydryl Compounds

[Local therapy of pityriasis versicolor with 3 imidazole derivatives--results of a therapeutic study. Studies of the rate of recurrence].

In a clinical study from October 1985 to July 1987, we tested the efficacy of 3 different imidazole compounds in 112 male patients suffering from pityriasis versicolor. The diagnosis was made according to clinical criteria and confirmed by microscopical investigation. Our results prove the necessity of daily treatment over a period of at least 2 weeks. After 2 weeks, the microscopical examination should be repeated. Sprays and shampoos seemed equally effective. The relapse rate turned out to be rather high. The symptom-free interval between therapy and relapse could not be correlated to any of the forms of treatment. Those patients who had to be treated for more than 2 weeks were most likely to develop a relapse within a shorter period.

Administration, Topical

[Urticaria pigmentosa adultorum and systemic mastocytosis--diagnostic principles and therapeutic possibilities].

We report on the clinical picture of urticaria pigmentosa adultorum and systemic mastocytosis. In four out of five patients, we proved systemic mastocytosis by means of a biopsy from the iliac crest, although these patients did not complain of systemic signs and symptoms. In all cases, the cutaneous changes and clinical symptoms could be improved by a four-week-heliotherapy in the North Sea summer climate; itching did not reappear but five months later. Heliotherapy is regarded as an useful alternative concerning the treatment of urticaria pigmentosa and cutaneous manifestation of systemic mastocytosis.

Adult

[A new drug combination for the topical treatment of acne. Miconazole 2% + benzoyl peroxide 5% versus benzoyl peroxide 5%--a double-blind study].

A double-blind, controlled clinical trial with 60 patients was employed in order to study the relative merits of two treatment schedules in acne vulgaris. One therapy comprised the topical application of a cream containing a combination of miconazole 2% and benzoylperoxide 5% (Acnidazil, Janssen) twice a day. In the other therapy, we applied a cream containing only benzoylperoxide 5%. Both groups of patients showed large and statistically significant reduction in the number of comedones, papules, and pustules during 12 weeks of therapy. Acnidazil, however, was found to have definitely better therapeutical results than benzoylperoxide alone: The lesions improved significantly faster, tolerance was better, and the patients overall evaluation clearly favored Acnidazil. 86,2% of the patients treated with Acnidazil rated the results good to very good, in contrast to 63% of the patients treated with benzoylperoxide only (p = 0.037).

Acne Vulgaris