To all the lovely Moms to be, Hope this one will help you all.
What should I ask my Gynaecologist in my visit?
1.When should I have these tablets eg:after breakfast,lunch or Dinner?
2. What is this tablets/injections given for?
3.Till when should I take this Tablets/Injections?
4. Is there any side effects with this tablets?
5. What the next plan of action ,When is my next scan and blood test due?
6. Ask for medicines which is safe in pregnancy to use in emergencies like Fever,headaches,body pain, loose motion and vomiting. This will help you not to take unnecessary tensions. 
Lovely ladies we got to trust our doctor that's the most important thing in Pregnancy, If you think you are not comfortable with your doctor please feel free to change. Not all the doctors will inform things proactively but we can ask them, Doctors loves patients who are updated and who ask questions.