Dear doctor I m conform with my upt and pregnancy sac is visible at 4.4 weeks of pregnancy and the sac size is 0.5 cms and doctor has suggested me dydroboon tablet, strone 200 orally, ecospin 75, ecmefol tablets and clingen forte for vaginal infection and from past 4 days I am taking these medications and from afternoon I am having severe pain from lower hip to ful leg like pulling sensation what is the cause and is this is a healthy pregnancy?