smoking is the most harmful for the health as u know. its 4 times more dangerous for female than male. it contains 17 types of carcinogens and these creat lung cancer
. in females, smoking also disturbs hormonal status and leads to infertility
. so primary cause of ectopic pregnancy and miscarriage
is hormonal imbalance so first u have to rule out the cause of ectopic preg n miscarriage by getting some blood tests like cbc, serum gonadal hormons level and sonography
of lower abdomon. consult any gynecologist and get proper treatment . dont worry . quit it, please.