Ohta’s Isan A<Tablet>

Type-2 OTC medicine


Tablet type digestive medicine suggested in a state of feeling heavy with food in the stomach or overeating.

Feature 1

Digestive medicine suitable when eating a heavy meal.

Four kinds of digestives efficiently decompose oil & fat, protein, and carbohydrate, so that a state of feeling heavy with food in the stomach, heartburn and the like are eased which is likely caused by a heavy meal such as meat.

Feature 2

Tablet being able to take in with ease

The small grain makes it easy to take in. In addition, as the tablet quickly melts and spreads inside the stomach, the user can have a clean finish after taking in the tablet.

Feature 3

The divided type being easy to carry about

The product of 45 tablets is provided in a slimly divided type containing 3 tablets per serving. When carrying the divided type in your bag or porch, you will be able to safely take in the tablets even when eating too much of tasty meal.

Effect and efficacy

Feeling heavy with food on the stomach, overeating, stomachache, heartburn, loss of appetite, digestive trouble, for promoting digestion, excessive drinking of alcohol,gastric hyperacidity, lump in throat, epigastric distress, distention at a gastric or abdominal region, weak stomach, stomach heaviness, emesis,belching, vomiting tendency (queasiness, hangover, qualm, a feeling of sickness, nausea)

Suggested use and Amount per serving

Please take the following amount after or between meals(including before bedtime).Only in case of poor appetite,take before meals.It is chewable too.

Age Dose Times/day
(15 years old and over)
3 tablets 3 times daily
8-14 years 2 tablets
5-7 years 1 tablet
Under 5 years Not to be taken

* “Between meals” means 2 to 3 hours after the previous meal.

Product life: Indicated on the lateral or bottom surface of the package (45 tablets).


The daily serving of 9 tablets contains the following ingredients.

Ingredient Category Name Amount Function
Digestive Lipase AP6 60 mg Enzyme to digest oil and fat
Prozyme 6 30 mg Enzyme to digest protein
Biodiastase 1000 60 mg Enzyme to digest starch and protein
Ursodeoxycholic Acid 12.6 mg Secretion of bile is promoted, and oil and fat digestion is enhanced
Gastric antacid Sodium Bicarbonate 1,530 mg Each gastric antacid, with different duration of activity such as in quick effect, durability, slow effect, neutralizes excessive acids and adjust acidity in the stomach.
Synthetic Hydrotalcite 900 mg
Precipitated Calcium Carbonate 270 mg
Component of stomachica herbal medicine Cinnamon Oil 10.40 mg Stomach function is improved by the special aroma and stomachica effect provided by the herbal medicine components.
Lemon Oil 4.46 mg
Fennel Oil 1.65 mg
Additives l-­Menthol, Lactose, Yellow No.4 (Tartrazine), Acacia, Magnesium Stearate, Magnesium Carbonate, Carmellose Calcium, Microcrystalline Cellulose, Natural Vitamin E