**natural garbha patkara herbs include brewer's yeast, vitamin C, wild carrot, blue cohosh, black cohosh,slippery elm,pennyroyal,nutmeg, mugwort,papaya,vervain,common rue,ergot,saffron,neem seed oil and tansy. .gunja,sitaphala,arka,papaya,kesar,heena,nagkeshar,karela,harmal,pippali,chitrakmoola,ghritakumari,annamaya,kuchla, Not to be used on a regular basis or for long periods of time.They should not be taken regularly on monthly basis for contraception (as birth control abortifacient).
*The Arya Vaidya and the Jamnagar Institute of Ayurveda are carrying out intensive research on the validity of these indigenous methods. .The Central Drug Research Institute at Lucknow were working to evolve a cervical dilator out of Isabgol husk.
i havn't any such a experiance but rajpravartini vati 4 tab hs with warm water can be used upto 5 days after fertilization as emergancy contraceptive pill.not for upto 3 month.waiting for expert's view.