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Table 1 Composition of Ojeok-san and Saengmaek-san

From: Efficacy and safety of Ojeok-san plus Saengmaek-san for gastroesophageal reflux-induced chronic cough: protocol for a pilot, randomized, double-blind, placebo-controlled trial

Ojeok-san

 Ingredients (Latin name)

Amount (g)

 Atractylodis Rhizoma

0.95

 Ephedrae Herba

0.2

 Citri Unshius Pericarpium

0.4

 Magnoliae Cortex

0.08

 Platycodonis Radix

0.43

 Aurantii Fructus Immaturus

0.31

 Angelicae Gigantis Radix

0.37

 Zingiberis Rhizoma

0.22

 Paeoniae Radix

0.27

 Poria Sclerotium

0.02

 Cnidii Rhizoma

0.3

 Angelica dahurica Bentham et Hooker f., Angelica d.

0.31

 Pinelliae Tuber

0.22

 Cinnamomi Cortex

0.04

 Glycyrrhizae Radix et Rhizoma

0.2

 Zingiberis Rhizoma Crudus

0.03

 Total

4.35

Saengmaek-san

 Ingredients (Latin name)

Amount (g)

 Liriopis Tuber

0.75

 Ginseng Radix

0.30

 Schisandrae Fructus

0.36

 Total

1.41