The present invention relates to an agent for the prophylaxis and treatment of diseases caused by Helicobacter infections, which comprises (S)-1-cyclopropyl-1,4-dihydro-7-[2-(N,N-dimethylaminomethyl)morpholino]-6- fluoro-8-methoxy-4-oxoquinoline-3-carboxylic acid or a pharmaceutically acceptable salt thereof. The prophylactic and therapeutic agent of the present invention is effective even when used alone in a small dose for a short time, is almost free of problematic side effects such as tolerance and diarrhea, and is low toxic and capable of safe and ensured bacterial eradication. It is useful for the prophylaxis and treatment of diseases caused by Helicobacter infections, particularly, gastritis, gastric ulcer, duodenal ulcer, malignant lymphoma and gastric cancer.

Welfide Corporation

Prophylactic or therapeutic agent for diseases attributable to infection with helicobacters

This invention is aimed to provide a stabilized formulation of ramosetron or a pharmaceutically acceptable salt thereof under a temperature/humidity condition, especially at a low content and relates to a stable oral solid drug composition of ramosetron or a pharmaceutically acceptable salt thereof, which is characterized by containing one or two or more members selected from the group consisting of an aliphatic carboxylic acid or an ester thereof, a hydroxycarboxylic acid or an ester thereof, an acidic amino acid, an enolic acid, an aromatic carboxyl compound or an ester thereof, and a carboxyl group-containing high-molecular substance, and to a stabilization method of the same. Also, this invention relates to a therapeutic agent of diarrhea-predominant irritable bowel syndrome containing from 0.002 to 0.02 mg of ramosetron hydrochloride as a daily dose or an equivalent molar amount of ramosetron or its pharmaceutically acceptable other salt as an active ingredient.

Yamanouchi Pharmaceutical Co., Ltd.

Stable oral solid drug composition

Fused-ring system N-alkylpiperidinyl-4-methyl carboxylic acid ester or amide derivs. and analogues (D, having formula (I-1)-(I-5), and their salts. The variables are defined herein. The compounds (I) are 5-HT4 receptor antagonists, and are useful for treatment or prophylaxis of gastrointestinal, cardiovascular or CNS disorders. Typically (I) are used for treatment of irritable bowel syndrome (including associated diarrhea and urinary incontinence); for treatment of the nausea and gastric symptoms of gastro-oesophageal reflux disease and dyspepsia; as antiemetics (e.g. against cytotoxin agent or radiation-induced emesis); for preventing atrial fibrillation and other atrial arrhythmias and reducing occurrence of stroke; as anxiolytics; and for treatment of migraine, schizophrenia, Parkinson's disease and Huntington's chorea.

carboxylic acid/إسهال

Prophylactic or therapeutic agent for diseases attributable to infection with helicobacters

Stable oral solid drug composition

N-alkylpiperidinyl-4-methyl carboxylic esters/amides of condensed ring systems as 5-HT4 receptor antagonists

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