Ohta’s Isan Seichoyaku

Type-3 OTC medicine


Drug for controlling intestinal function, in a combination of lactic acid bacteria and herbal medicine, designed for a person with a sensitive intestine.

Feature 1

Lactic acid bacteria make intestines resistant to stimulation.

Three kinds of intestinal probiotics consisting of 2 kinds of lactic acid bacteria (Bifidobacterium Longum and Lactobacillus Gasseri) and 1 clostridium butyricum respectively work in an effective mode, so that the disturbed intestines are made to be well-balanced and that intestinal conditions are made to be resistant to stimulation.

Feature 2

Intestinal function is normalized to be effective for a sensitive bowel.

Two kinds of herbal medicines controlling intestinal function (i.e., Geranium Herb and Mallotus Bark) work to normalize the intestinal function. Loose stools and constipation are relieved, intestinal state is improved, and beneficial bacteria are made to stay fit.

Feature 3

Suggested use by persons with the following symptoms.

This drug controlling intestinal function is suggested to a person with weak stomach; a person with loose bowels caused by mental stress, drinking alcohol and the like; and a person disturbed with distended bowels.

Effect and efficacy

Loose stools, intestinal regulation (regulation of stool), constipation and feeling of fullness in the abdomen.

Suggested use and Amount per serving

Serve the below-mentioned amount(s) after meal.

Age Dose Times/day
(15 years old and above)
3 tablets 3 times
8-14 years old 2 tablets
5-7 years old 1 tablet
Under 5 years old Do not take

* Product life: Indicated at the back side of the package.


The daily serving of 9 tablets contains the following ingredients.

Ingredient Category Name Amount Function
Intestinal Probiotics Bifidobacterium Longum 30 mg Typical probiotic beneficial bacterium working mainly in the large bowel, inhibiting the growth of bad bacteria, and improving intestinal conditions.
30 mg Lactic acid bacterium working mainly in the small bowel,and inhibiting the growth of bad bacteria.
Closridium Butyricum 90 mg Probiotic beneficial bacterium being strong against gastric acid, and aiding the growth of Bifidobacteria.
Intestinal Function Controlling Herbal Medicine Geranium Herb Extract
(Based on geranium herb)
102 mg
(1,020 mg)
Regulating the peristaltic motion of the large bowel and the small bowel; repairing disturbed bowel movement, with improvement of loose stools and constipation.
Mallotus Bark Extract
(Based on mallotus bark)
63 mg
(504 mg)
Stomach and bowel mucous membranes are remedied. In addition, stomach and bowel functions are repaired, with improvement of loose stools and constipation.
Stomachic Herbal Medicine Powdered Gentian 51 mg Enhances stomach function and improves digestion.
Digestive Enzyme Biodiastase 1000 60 mg Multiple enzymes to digest starch and protein.
Additives l-­Menthol, Hydroxypropylcellulose, Lactose, Silicic Anhydride, Magnesium Stearate, Cellulose, Powdered Hydrogenated Maltose Starch Syrup.