Fecal and Urine medicines, what are the recipes?

> A medicine may be made of the “four great filthy things”: excrement, urine, ashes, and clay > > A bhikkhu’s basic medicinal support is puti-mutta-bhesajja, which translates literally as “rancid urine medicine” (Mv.I.30.4) does anybody know a recipe? Also any relevant information pls, tyvm.