Composition for eradicating helicobacter pylori

A combination, comprising:

• a compound represented by a following formula 1, optical isomers thereof or pharmaceutically acceptable salts thereof;
• amoxicillin or pharmaceutically acceptable salts thereof;
• and clarithromycin or pharmaceutically acceptable salts thereof:

A kit, comprising a combination for eradicating Helicobacter pylori, comprising:

• a compound represented by a following formula 1, optical isomers thereof or pharmaceutically acceptable salts thereof;
• amoxicillin or pharmaceutically acceptable salts thereof;
• and clarithromycin or pharmaceutically acceptable salts thereof:

A method for eradicating Helicobacter pylori, comprising a step of administering a pharmaceutical composition, comprising:

• a compound represented by a following formula 1, optical isomers thereof or pharmaceutically acceptable salts thereof;
• amoxicillin or pharmaceutically acceptable salts thereof;
• and clarithromycin or pharmaceutically acceptable salts thereof as an active ingredient, into subjects in need:

A use of a compound represented by a following formula 1, optical isomers thereof or pharmaceutically acceptable salts thereof;

• amoxicillin or pharmaceutically acceptable salts thereof;
• and clarithromycin or pharmaceutically acceptable salts thereof, in preparing a drug for eradicating Helicobacter pylori:

A use of a compound represented by a following formula 1, optical isomers thereof or pharmaceutically acceptable salts thereof;

• amoxicillin or pharmaceutically acceptable salts thereof;
• and clarithromycin or pharmaceutically acceptable salts thereof in eradicating Helicobacter pylori: