Hi Dr. Purushottam welcomes you to HCM virtual clinic! Thanks for consulting at my virtual clinic. I have carefully gone through your case, and I think I have understood your concern. I will try to address your medical concerns and would suggest you the best of the available treatment options. 1]Please do not worry. 2] NAVIDOXINE is used as a safe drug for nausea -vomiting of pregnancy. It is to be taken at least half hour before meals- breakfast, lunch,dinner. 3] I will suggest that she should have small frequent meals. Also,I will suggest indulging in a healthy diet and regular exercise regime. Include plenty of fruits, salads, vegetables in the diet. Have adequate water intake , say 8 – 10 glasses per day. Avoid deep fried foods, bakery products, and refined sugars. 4] Usually this kind of symptoms reduce by 13 to 14 weeks of pregnancy on their own. I hope my answer helps you. Thanks. Wish you great health. Dr Purushottam