Kuita bonde hakugone kukonzeresa kuzvara kwese. Kana uine pamuviri pemwedzi mitanhatu, zvepabonde hazvikonzeri kurwadziwa. Pamusoro pezvo, kana izwi rikasvika, ichokwadi kuti prostaglandin iri muurume inogona kukonzera ma contractions uye kukurudzira basa, iyi inonzi "Italy trigger". The contraindication pakusangana pabonde iripo chete kana paine njodzi yekushanda nguva isati yakwana.