Baby on a bigger size

Im currently pregnant 30 weeks 6 days .. on monday went to a ppt check up in kkh .. after scan on AMT .. had an doctor appt ,according to my doctor baby is on a bigger size which is roughly 2.4 kg now .. fear bb can grow bigger till edd date which in early august ...doctor said might have to c sect if there is complication .. im praying not to go for csect.. my consuming of food intake is not much .. but doctor prescribe me 3 medicine for my pregnancy which is obimin,fish oil and calcium.. my thoughts maybe one of this med is causing bb growing bigger size ..but on side note bb is healthy .. im praying hard ...may allah ease my affair ..😔😔im so stress out .. its pressuring me ..