Sayang, kalau pregnant 6 minggu dan constipated 4 hari, kena check dengan doctor dulu , hormones boleh cause constipation tapi better safe than sorry, especially dalam early pregnancy. Jangan guna sebarang ubat berak sendiri-sendiri ya, even yang tube pun kena tanya doctor dulu sebab some types are tidak selamat during pregnancy. A few of my mum friends kena alami sama thing, doctor dia suggest increase water and fibre dulu, sometimes that's enough. Tunggu appointment dengan your OB/GYN eh, most doctors boleh recommend safe options for pregnant mummies. Take care!