stomach medicine Japan

Which Ohta’s Isan Should I Buy in Japan? A Quick Guide to Japanese Stomach Medicine

A quick guide to comparing Ohta's Isan stomach medicine products in Japan, including powder, packets, tablets, Kampo, chewable, and compact options.

2026.07.27

Stomach & Digestive

Antacid vs H2 Blocker vs PPI in Japan: How to Compare OTC Stomach Medicine Types

A quick comparison of antacids, H2 blockers, and PPIs in Japan, including ingredient clues, pharmacist checks, heartburn terms, and when to seek care.

2026.07.15

Stomach & Digestive

Diarrhea Medicine in Japan: OTC Ingredients, Loperamide, and Safety Checks

A traveler-focused guide to diarrhea medicine in Japan, including loperamide, food poisoning warning signs, hydration, label warnings, and when to seek medical care.

2026.06.24

Stomach & Digestive

Stomach and Digestive Problems in Japan: OTC Medicine Ingredients and Safety Checks

A safety-first guide to Japanese OTC medicine ingredient names for stomach and digestive symptoms, including diarrhea, constipation, bloating, motion sickness, and when to seek medical care.

2026.05.27

Stomach & DigestiveSymptoms & Self-Care