noun
labor-inducing drug; oxytocic
Medical term for drugs used to induce or augment labor. Often used in clinical contexts.
See also: 陣痛
医師は陣痛促進剤の投与を決めた。
The doctor decided to administer a labor-inducing drug.
陣痛 means 'labor pains', while 陣痛促進剤 is the drug that induces or strengthens them.
Compound of 陣痛 (labor pains) + 促進 (promotion, acceleration) + 剤 (drug, agent).