Welcome to e health forum.
Your symptoms are probably due to acute gastritis, which is increased due to intake of caffeinated drinks.
Gastritis occurs when the lining of the stomach becomes inflamed or swollen. Symptoms of gastritis include - Abdominal discomfort, belching, Nausea and vomiting, Bloating, Feeling of fullness or burning in the upper part of the belly.
First and foremost, you need to avoid foods that make your symptoms increase. Adopting a healthy dietary practices and a good exercise regimen will also help.
Some tips to help your symptoms include:-
1. Reducing intake of hot spicy and Fat rich foods, fried foods, is very important.
2. Try eating a little more slowly. When you eat fast, you swallow extra air with your food. Try to not talk while eating. Extra air while eating can lead to belching and gas production.
3. Eating at the same time each day and eating smaller meals more frequently may be beneficial as well.
4. Try to eat a balanced diet. Foods with high fiber may initially increase gas production. However, the this will decrease over time.
5. It is better not to drink fluids with your food. Drinking fluids with meals can increase your air intake and increase gas.
6. Avoid major gas and acid producing foods like -
- Vegetables: Onions, Celery, Carrots, broccoli, Brussels Sprouts, Cucumber, Cabbage,Cauliflower, Radishes , potatoes and eggplant.
- Beans, peas, Green salads, brown rice and leeks
- Fruits like - Raisins, Bananas, Apricots, Prunes, dried fruit
- Carbohydrates rich foods like - Bagels, Wheat Germ, Pretzels,puddings, breads.
- Cured meats and high fat meat products such as sausages, salami, ham, bacon, and Red meats like beef and lamb should be reduced in consumption or avoided totally.
Adequate antacids (Tums, Mylanta, prevacid) and Omeprazole (Acid reducing medication) can help relieve the symptoms. In addition maintaining adequate hydration and adopting a sitting upright posture for 1 hr post meals is also important. Avoid lying down soon after having meals as it can worsen your symptoms.
Following the above measures should help resolution of all your symptoms. In case they do not help, you may consult with your doctor for proper treatment and advice.
I hope this helps.