\\ cvHI, welcome to HCM
First of all, the diastolic notch is an indicator of IUGR
that is intrauterine growth retardation
that leads to slow growing fetus.
So, you have to follow some advice strictly
1. Have adequate rest .
2. Take good diet which should be nutritionally balanced.
3. Take anticoagulating drugs after consulting with your treating doctor.
4. Follow up with USG scan every 2 weeks.
These will definitely help you if you can follow these correctly.
So, best of Luck.