Sayang, cough masa pregnant memang boleh ambil ubat, tapi especially at 37 weeks, better consult your doctor or midwife dulu before you makan anything, derang boleh recommend yang safe untuk baby. A few of my mum friends kena batuk dekat akhir pregnancy and dorang pergi check dengan doctor je, pastu dapat ubat yang betul-betul aman. Malam je batuk, so maybe something simple macam air warm with honey or steam boleh tolong dulu while you arrange to see your clinic? Take care!