陣じん痛つう促そく進しん剤ざいMeaningsNoun1. labor-inducing drugsKanji used陣army camp痛pain促urge進advance剤chemical substanceComposed of陣じん痛つうlabour pains; labor pains; birth pains; contractionsNoun促そく進しんpromotion; acceleration; encouragement; facilitation; spurring onNoun剤ざいmedicine; agent; (chemical) substance; drug; doseSuffix