Seirogan Toi-AClass 2 OTC drug

Seirogan Toi-A


  • Seirogan Toi-A is a white, odorless, easy to swallow tablet.
  • It is effective in the treatment of loose stools, diarrhea and symptoms of food/water poisoning in daily life.
  • Seirogan Toi-A contains JP wood creosote extracted from beech and pine trees as well as natural ingredients like JP powdered Geranium herb and dried essence of the Phellodendron bark.


Loose stools, diarrhea, food poisoning, vomiting, water poisoning, loose bowels, and diarrhea from dyspepsia

Directions and dosage

Please take Seirogan Toi-A according to the dosage given below with cold or lukewarm water after meals (best within 30 min).

Age Dosage Times/day
15 years and above 4 tablets 3times a day
11-14 years 3 tablets
5-10 years 2 tablets
Under 5 years Do not use


  1. Ensure that the above directions and dosage are accurately followed.
  2. Seirogan Toi-A should be used in children above 5 years under parental supervision. Ensure the intake of the right dosage and that the child does not choke on the tablets.

Ingredients and contents

Every 12 tablets (maximum adult dosage) of Seirogan Toi-A contain the following ingredients:

Ingredient Content Effect
JP wood creosote 270 mg Inhibits increased peristalsis resulting from bacterial infection and regulates water content in the intestinal loop.
JP powdered Geranium
300 mg Adjusts the functions of the intestinal tract.
Dried Phellodendron
bark essence
300 mg Inhibits bacteria inside the intestines, strengthens the stomach muscles mg and inhibits inflammation.

Other ingredients include magnesium aluminum silicate, aluminum silicate, methyl cellulose, calcium carboxymethyl cellulose, and magnesium stearate.The sugar coating contains white sugar, gum arabic, gelatin, talc powder, calcium carbonate, titanium dioxide, sodium carboxymethyl cellulose, polyethylene glycols, palm wax, and bee wax.

In addition to the JP wood creosote (CAS Reg. No.8021-39-4), coal-tar creosote (CAS Reg. No. 8001-58-9), or industrial creosote is also commonly referred to as creosote. It should be noted that they are made from different materials and they differ in their contents and applications. NB: CAS registration number (CAS Reg. No. refers to the registered number of existing chemical substances.

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