In Pan d - pantaprazole is proton pump inhibitors which block the production of Acidity and d menas - domperidone prevent the vomiting .
When you have only acidity not vomiting issue then you should take only proton pump inhibitors as Omeprazole , pantaprazole, rabeprazole and esomeprazole and lansoprazole.
And when you have acidity with vomiting both then you should take Proton pump inhibitors with antiemetic Domperidone and ondansetron etc
Next Steps
Your should take consultation once time before take to any medicine .
Health Tips
you should follow good life style like take sufficient amount of water and less spicy and fatty food because prevention is better than cure