ASGEN Series for Coughs, Sputum, and Asthmatic Cough
[Zenmyo Series]
- Consult with your local pharmacy before purchasing.
- Always read the package insert before using.
Japanese and Chinese medicine extract blend Cough Suppressing SyrupZenmyo Syrup A, Zenmyo Syrup Cough Suppressant Designated Class 2 OTC medicine

Easy-to-swallow cough suppressing syrup for small children to adults
Zenmyo Syrup is an effective blend of seven types of Japanese and Chinese medicine extract blend with excellent actions to suppress coughs and loosen sputum, and western medicine ingredients such as noscapine hydrochloride hydrate. This syrup is recommended for patients suffering from persistent coughs, sputum, sudden coughing fits at night, and coughs when the seasons change.
- Indications
- Coughs, asthmatic coughs (hacking, wheezing), sputum
- Content
- Zenmyo Syrup a 60mL
Zenmyo Syrup Cough Suppressant 60mL
- Dosage and Administration
- Take the following dose four times a day after each meal and at bedtime.
Age Dosage Adult
(15 years and older)10mL 11 to under 15 7mL 8 to under 11 5mL 5 to under 8 3mL 1 to under 5 2mL 3 months to under 1 year 1mL under 3 months Must not be used ※If symptoms do not subside, the above dose can be taken up to six times a day at four-hour intervals. Shake the bottle well before taking the syrup.
※For children under 2 years, consult with a health care professional first. Take this syrup only when unavoidable.
- Ingredients and Content
- Composition of adult daily dose (60 mL): Ephedra extract (equivalent to 3 g of crude drug) 510 mg, Licorice Root extract (equivalent to 1 g of crude drug) 250 mg, Ginger fluid extract (equivalent to 1 g of crude drug) 1 mL, Cinnamon Bark fluid extract (equivalent to 1 g of crude drug) 1 mL, Asarum fluid extract (equivalent to 1 g of crude drug) 1 mL, Schisandra Berry fluid extract (equivalent to 1 g of crude drug) 1 mL, Pinellia Rhizome extract (equivalent to 2 g of crude drug) 80 mg, noscapine hydrochloride hydrate 38 mg, chlorpheniramine maleate 8.2 mg, potassium guaiacolsulfonate 240 mg, anhydrous caffeine 72 mg (Additives: Benzoic acid Na, paraben, polyoxyethylene hydrogenated castor oil, polyoxyethylene polyoxypropylene glycol, propylene glycol, glycine, sucrose, hydrogencarbonate Na, flavoring)