Sabar ya mama, memang phase ni yang paling tricky! Kalau baby dah terbiasa dengan BF, kena yang patient je, a few of us tried slowly replacing one feed at a time, tapi tunggu baby relaks dulu sebab kalau tense, baby makin reject FM. Since Lactogen dah cuba sebelum ni, maybe try introducing it again tapi via different method, some of my mum friends campur sikit je dengan breast milk dulu or let ayah try bagi bottle supaya baby tak curiga (memang kids are clever like that!). Trial and error jugak honestly, bab susu mana yang baby prefer, tapi jangan rush sangat because stress mama dia rasa, baby pun rasa.