Welcome to Healthcare Magic You need to get a proper workup. There may be chromosomal abnormality, vaginal infection, autoimmune disorder. Get your blood tested for Lupus anticoagulant, Anti-cardiolipin antibodies, aPTT, VDRL as well. Since you are already on Enoxaparin injection that means you could be having Anti-phospholipid antibody syndrome where clots form in the body and can also cause recurrent abortion. You should also be on Aspirin as Doctor advises to reduce chance of miscarriage. You can get yours and your husband s karyotyping done from Genetic spesialist after consulting about this option by your Doctor as well if no cause if found as it could be problem in yours or husband s genetics.