Castor Oil??

Ari • I'm 24, I have one beautiful 3yr girl and another girl on the way

who has tried Castor Oil? I'm 39 weeks and 3 days I've been loosing my Mucus Plug little by little for three days now my last doctor appointment which was on the 6th I was still 1cm so I'm thinking about trying it but I want to know who has done it and was it successful