Good day!
Your question has answers in it.
Alcohol caused it so stop it. Use PPIs, And modify diet and lifestyle for better management. stay in touch with your gastroenterologist for further management
Following things will help
Losing weight (if
overweight)
Avoiding alcohol, chocolate, citrus juice, and tomato-based products
Avoiding peppermint, coffee, and possibly the onion family[8]
Eating small, frequent meals rather than large meals
Waiting 3 hours after a meal to lie down
Refraining from ingesting food (except liquids) within 3 hours of bedtime
Elevating the head of the bed 8 inches
Avoiding bending or stooping positions
Also you need to be in touch with GI consultant to rule out other etiologies like H pylori or allergic or voraminous
gastritis.
Take care