you should do the following
1. Don't take tea
empty stomach. Eat something like a banana
(if you are not diabetic). No only biscuits or rusk will not do. 2. Take your breakfast every day. Don't skip it.
3. Have light meals every 2 hours (in addition to your breakfast, lunch n dinner) e.g. Nariyal paani, chaach, a handful of dry fruits, a handful of peanuts
, seasonal fruit, a cup of curd/milk etc
4. Finish your dinner at least 2 hours before going to sleep.
5. Maintain active life style
6. Avoid fast foods, spicy n fried foods
7.Take a lot of green vegetables n fruit. It contains a lot of fibre which will help reduce tendency for constipation
8. Drink lot of water
Homoeopathy has very good results in acidity
You can contact me for a detailed consultation if needed.