Talk to Gynecologist on Need Cardiovascular Dr To Reply Plz

aoa my question is My wife has thin viens problem especially in winters her fingers trun bluish due to low blood passing , Pro dr Riaz anwer had prescribed cricordin cap permanently now my wife is pregnant she can't take those tablets , plz tell me what is the alternate tablet of Cricordine capsules while wouldn't harm the baby ,plz cardiovascular Dr tell me