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Biomedical subjects

R H Schotborgh

Publications and source records attributed to R H Schotborgh.

6 recordsLinked to original sources

Combination therapy of sucralfate and ranitidine, compared with sucralfate monotherapy, in patients with peptic reflux esophagitis.

A double-blind, multicenter, randomized study was performed in 75 patients with endoscopically documented reflux esophagitis. Patients were randomly given 1 g sucralfate four times a day or the combination of sucralfate three times a day and 300 mg ranitidine after dinnertime. Endoscopy was performed at the beginning of the study, after 8 weeks, and, if, the reflux esophagitis was not healed, after 16 weeks. Four patients had to be excluded from evaluation; 71 patients could therefore be evaluated. Both groups showed symptomatic improvement to similar extents. Endoscopy showed symptomatic improvement in 67% of the patients treated with sucralfate and in 74% of the combination therapy group. Complete healing or Savary-Miller stage 1 was seen in 26.5% and in 31.4%, respectively. We conclude that sucralfate monotherapy in patients with milder forms of reflux esophagitis is comparable with a combination of sucralfate during the day and ranitidine after dinnertime. This study does not support the commonly used combination of sucralfate and H2-receptor antagonists in reflux esophagitis.

Adolescent

Reflux esophagitis.

The various therapeutic approaches for reflux esophagitis are to increase the competence of the antireflux barrier, to enhance esophageal clearance, to improve gastric emptying and pyloric sphincter competence, to coat damaged tissue, and, especially, to reduce the volume and pH of gastric contents. Of the prokinetic agents, cisapride is the only drug with proven benefit. Single-agent therapy with conventional-dose H2-receptor antagonists or sucralfate results in similar degrees of symptom relief and healing. Post-evening meal (PEM) dosing of H2-receptor antagonists appears to be a rational method of suppressing late evening gastric acidity, but on balance the symptomatic response of twice daily dosing is superior to once daily dosing. More rapid symptom relief and healing are achieved with high-dose H2-receptor antagonists and omeprazole. The significance of sustained a(hypo)chlorhydria remains to be established. To prolong the symptomatic and/or endoscopic remission, the therapy has to be continued long-term with high-dose H2-receptor antagonist, cisapride either alone or in combination with H2-receptor antagonist, or sucralfate with or without H2-receptor antagonist. In the elderly or complicated patient long-term omeprazole may be a justified alternative.

Anti-Ulcer Agents

Proctitis.

An overview is given of the various aspects of idiopathic proctitis. Special emphasis is given on the diagnostic possibilities especially the endoscopic appearances. The list of other inflammatory conditions to be considered in the differential diagnosis is long and includes especially infectious disorders, Crohn's disease, post-radiation abnormalities, caustic damage and ischaemic damage. The mainstay of therapy is topical application of measalazine and corticosteroids. In general measalazine appears to be equally effective as corticosteroids.

Aminosalicylic Acids

Combination therapy of sucralfate and cimetidine, compared with sucralfate monotherapy, in patients with peptic reflux esophagitis.

A double-blind multicenter, randomized study was performed in 70 patients with endoscopically documented reflex esophagitis. Patients were randomly given 1 g sucralfate four times a day or the combination of sucralfate 1 g three times a day and 400 mg cimetidine at night. After healing of the esophagitis, patients were randomly given either sucralfate maintenance 2 g daily or placebo for a period of six months. Endoscopy was performed at the beginning of the study, after eight weeks, and, in cases with no healing, after 16 weeks of therapy. Sixty-three of the 70 patients who initially entered the study could be evaluated after eight weeks. Both groups showed good symptomatic improvement, and no side effects necessitated withdrawal of subjects. Endoscopy showed complete healing in 19.4 percent of the sucralfate group and in 21.9 percent of the combination sucralfate and cimetidine group. Endoscopic improvement was found in 50 percent of the sucralfate group and in 50 percent of the combination group. After 16 weeks, 56 patients could be evaluated. In the sucralfate group, improvement was seen in 78.6 percent, and healing in 31 percent. For the combination group these values were 59.3 percent and 37 percent (not significant). Twenty-six patients entered the maintenance phase of the study; 15 received sucralfate and 11 received placebo. Evaluation of 20 patients after six months showed endoscopic and/or symptomatic relapse of esophagitis in three of 12 patients receiving sucralfate and in two of the eight patients receiving placebo. It is concluded that sucralfate monotherapy in patients with reflux-esophagitis is effective and comparable with a combination of sucralfate during the day and cimetidine at night. No difference was found between sucralfate and placebo in terms of the relapse rate of esophagitis during long-term treatment.

Adolescent

An endoscopic evaluation of the effects of etodolac and diclofenac on the gastric and duodenal mucosa.

The effects of two nonsteroidal anti-inflammatory drugs on the gastroduodenal mucosa were evaluated by endoscopy and direct photography in 36 healthy men who were randomly assigned to receive 150 mg of diclofenac, 1,200 mg of etodolac, or 600 mg of etodolac daily for seven days. Endoscopy was performed on days 1 and 8. Mild gastric lesions were observed in six subjects. The mean (+/- SD) endoscopy scores on a five-point scale were 0.08 +/- 0.27 after 600 mg of etodolac, 0.25 +/- 0.53 after 1,200 mg of etodolac, and 0.33 +/- 0.62 after diclofenac. No between-group differences were statistically significant. No duodenal lesions were seen. A strong correlation was found between endoscopy scores and photographic reviews. The results indicate that both etodolac and diclofenac cause minimal changes on the gastric mucosa.

Adult