Good day doctor, my wife is in her first time...

What is the treatment of excessive vomiting in pregnancy?
    Keep away from sugars and milk
    Stay away from eating hot spices
    Stay away from eating wheat and its products
    Take famotidine 20mg pill when needed
    take paravomin pill that contains vitaminB6
    Eat chamomile syrup, sage and anise
    Eat several meals few times a day
    Eat fresh vegetables and salads continuously
    Drink water heavily
What are the causes of excessive vomiting in pregnancy?
The excessive vomiting is due to the hormonal changes that cause relaxation of the smooth muscles, relaxation of the stomach valve, and the esophageal reflux and pressure on both intestinal parts of the pregnancy sac
What is my advice to you ?
I advice you to follow the instructions and visit an obstetrician if vomiting persists