Ohta’s Isan A<Tablet>

  • Type-2 OTC medicine
  • Tablet


Stomach oppression, overeating, stomachache, heartburn, poor appetite, indigestion, for promoting digestion, overdrinking, hyperacidity, heaviness in the chest, feeling of discomfort in the stomach, feeling of fullness in the stomach and abdomen, weak stomach, stomach heaviness, vomiting, belching, nausea(stomach retching, retching due to hangovers and overdrinking, and feeling of sickness)


  • 45 tablets
  • 120 tablets
  • 300 tablets


Tablet-type gastrointestinal medicine for symptoms such as stomach oppression and overeating.

  1. Feature01

    Gastrointestinal medicine suitable for greasy meals.

    Four kinds of digestants efficiently decompose fat, protein, and carbohydrate, as a result, symptoms such as stomach oppression, heartburn and the like are improved.

  2. Feature02

    Easy-to-take tablets.

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

  3. Feature03

    Sachet type comfortable carrying with you.

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


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

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

"NOTE on Directions
* "Between meals" means 2 to 3 hours after meals.
*Shelf life: Look at the side (120/300 tablets) or bottom (45 tablets) of the product."


Per daily dose (9 tablets)

Category Ingredients Quantity Function
Digestants Lipase AP6 60 mg Enzyme to digest 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.
Antacids Sodium Bicarbonate 1,530 mg Various kinds of antacids with different duration of activity such as rapid-acting and continuous-acting neutralize excessive gastric acid and adjust the acidity in the stomach.
Synthetic Hydrotalcite 900 mg
Precipitated Calcium Carbonate 270 mg
Stomachic herbs Cinnamon Oil 10.40 mg Stomach function is improved by the special aroma and stomachic effect provided by the herbal medicine components.
Lemon Oil 4.46 mg
Fennel Oil 1.65 mg

〔Additives〕 l-Menthol, Lactose,Tartrazine , Acacia, Magnesium Stearate, Magnesium Carbonate, Carmellose Calcium, Microcrystalline Cellulose, Natural Vitamin E


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Ohta’s Isan A<Tablet> FAQ