Talk to Gynecologist on Pregnancy (first Trimester)

I am 23 year old female. I have 2 miscarriages. One was missed miscarriage after heartbeat detected then missed abortion at 9 weeks. 2nd miscarriage after one month of that miscarriage i conceived and miscarried at 5 weeks. Currently i am pregnant. Lmp 28 September Current medicines are gravibinaon injection weekly ascard, folic acid and duphaston. Bed rest as advised by doctor. Heartbeat detected at 7 weeks 4 days. Then again normal growth, heartbeat and Fetal movement on ultrasound at 10 weeks 4 days. According to ultrasound i am 11 weeks somedays pregnant. I am experiencing on and off cramps from the start of my pregnancy. Specially when bladder is full. No uti but frequent urination. As per doctor advise no intercourse. My query is.. is it ok for me to do intercourse now at this stage? And mild stretch like cramps are ok? Specially when move and ok with rest? My ultrasound was ok.