Digestive Health

For stomach pain, diarrhea, constipation, and bloating

31 medicines

About Digestive Health medicines in Japan

Digestive issues happen to the best of us. Whether you need something for stomach pain, diarrhea, constipation, heartburn, or hemorrhoids, Japan has a wide selection of OTC options at most drug stores.

If you take an MAOI, warfarin, blood pressure medication, or any other regular medication, are pregnant, nursing, or simply not sure, consult your doctor before taking any over-the-counter medication.

🏪 Look for in store 胃腸薬 整腸薬
Hemorind Sublingual Tablets

Hemorind Sublingual Tablets

Oral hemorrhoid treatment — dissolves under the tongue, no water needed

G4 for Oral Use

G4 for Oral Use

Oral hemorrhoid tablets — treats hemorrhoids and hemorrhoidal bleeding

Preser S Suppositories T

Preser S Suppositories T

Compact hemorrhoid suppositories — relieves pain, bleeding, swelling, and itching

Preser S Cream

Preser S Cream

Hemorrhoid cream — relieves pain, bleeding, swelling, and itching

Preser Cool Gel

Preser Cool Gel

Cooling gel for hemorrhoids — relieves itching, swelling, pain, and bleeding

Preser Ace Injection Ointment T

Preser Ace Injection Ointment T

Hemorrhoid injection ointment — relieves pain, bleeding, swelling, and itching

Gas Pitan a

Gas Pitan a

Relieves gas and bloating — probiotics, digestive enzyme, and simethicone

Borraginol Premium Ointment

Borraginol Premium Ointment

Premium hemorrhoid ointment — 6 active ingredients, relieves pain, bleeding, swelling, and itching

Borraginol Premium Injection Ointment

Borraginol Premium Injection Ointment

Premium hemorrhoid injection ointment — 6 active ingredients, relieves pain, bleeding, swelling, and itching

Borraginol A Injection Ointment

Borraginol A Injection Ointment

Hemorrhoid injection ointment — relieves pain, bleeding, swelling, and itching

Borraginol A Ointment

Borraginol A Ointment

Hemorrhoid ointment — relieves pain, bleeding, swelling, and itching

Stoppa L Diarrhea EX

Stoppa L Diarrhea EX

Fast-acting antidiarrheal with peony extract — dissolves in the mouth, no water needed

Biofermin VC

Biofermin VC

Intestinal regulator with probiotics and vitamins C, B2 & B6 — relieves constipation and bloating

Biofermin Antidiarrheal

Biofermin Antidiarrheal

Antidiarrheal with probiotics — relieves diarrhea, abdominal pain, and food poisoning

Loperamac Satto Tablets

Loperamac Satto Tablets

Fast-acting antidiarrheal with loperamide — dissolves in the mouth, no water needed

Borraginol M Ointment

Borraginol M Ointment

Hemorrhoid ointment — steroid-free, relieves pain and itching

G4 L Ointment

G4 L Ointment

Hemorrhoid ointment — 7 active ingredients, relieves pain, bleeding, swelling, and itching

New Biofermin S Tablets

New Biofermin S Tablets

Probiotic intestinal regulator with 3 live bacteria strains — relieves constipation, soft stools, and bloating

New Biofermin S Plus Tablets

New Biofermin S Plus Tablets

Probiotic intestinal regulator with 4 live bacteria strains — relieves constipation, soft stools, and bloating

Ohta Isan Derumoa Tablets

Ohta Isan Derumoa Tablets

Constipation relief with probiotics, magnesium hydroxide, and herbal ingredients — gentle and effective

Ohta Isan Intestinal Tablets

Ohta Isan Intestinal Tablets

Intestinal regulator with probiotics, herbal ingredients, and digestive enzymes — for sensitive stomachs

Bio-Three Hi Tablets

Bio-Three Hi Tablets

Best-selling probiotic intestinal regulator with butyric acid bacteria, lactic acid bacteria, and Bacillus subtilis

Guard Kowa Intestinal Tablets α3+

Guard Kowa Intestinal Tablets α3+

All-in-one intestinal regulator, antacid, and stomachic — relieves constipation, bloating, nausea, and heartburn

Colac Tablets

Colac Tablets

Stimulant laxative with bisacodyl — relieves chronic and habitual constipation

Colac II Tablets

Colac II Tablets

Stimulant laxative with bisacodyl and DSS — adjustable dose for constipation relief

Colac Suppository Type

Colac Suppository Type

Carbon dioxide-generating laxative suppositories — gentle constipation relief in 10–30 minutes

G4 L Suppositories

G4 L Suppositories

Hemorrhoid suppositories — contains diphenhydramine, relieves pain, bleeding, swelling, and itching

Preser Ace Ointment

Preser Ace Ointment

Hemorrhoid ointment — relieves pain, bleeding, swelling, and itching

G4 L Injection Ointment

G4 L Injection Ointment

Hemorrhoid injection ointment — relieves pain, bleeding, swelling, and itching

Stoppa Diarrhea EX

Stoppa Diarrhea EX

Fast-acting antidiarrheal — dissolves in the mouth, no water needed

Stoppa Kids Diarrhea EX

Stoppa Kids Diarrhea EX

Fast-acting antidiarrheal for children ages 5–14 — dissolves in the mouth, no water needed