For prevention of pre term labour in a patient with a history of a preterm delivery the following is used :
Progesterone can be used for prevention of preterm bih in patients with past history of preterm delivery. It can be given from 16 weeks till 36 weeks to prevent preterm labour. However it is not effective once the contractions have staed.
Calcium supplements
Ecosprin
Progesterone
Steroids
Preterm Labour