Hi and welcome to Healthcaremagic. I understand your concerns and I will try to help you as much as I can. There is a guidelines that states that galbladder removal shoul dbe done 3 mohtns after pancreatitis attack. These symptoms may be suggestive of bile gastritis or gallbladder stones so you should do at least ultrasound or CT scan to evaluate it more accurately. This is caused by stone in bile duct and is very common condition. Stones are see more commonly in obese people and those with diabetes. You need to change your dietary habits first. He needs to avoid fried food, carbonated drinks, coffee, alcohol and spicy food. If there is no improvement on lifestyle or dietary changes, then surgery is recommended even earlier than these 3 months. I hope I have answered you query. If you have any further questions you can contact us in every time. Kindly regards. Wish you a good health.