<s>[INST] Hi I am 28, 5"10 and around 170lbs. I am taking a second course of omeprazole. i have been tested for H. Plori and this is negative. For a week or so (before second course of drugs) i have noticed some discomfort in my abdomen, near the centre but slightly on the right, between my belly button and bottom of the rib cage. It is mild discomfort mainly but feels almost like a bruise or ingrown hair feeling. and can be itchy [/INST] Hi and welcome to Chat Doctor. It is hard to evaluate is this abdominal wall lesion, or it is caused by stomach issue. Gastritis can cause such sensation, and you should treat it and see will it improve. Symptoms that are experienced in such conditions are pain and tightness in upper stomach, bloating, breathing difficulties, heartburn, feeling of lump and sore in throat, gurgling sound in throat, fatigue and loss of appetite. Symptoms are aggravated after meal, long sitting, leaning forward, stress and anxiety. In the beginning this is treated by changing dietary habits. You should avoid alcohol, coffee,smoking, fats and fast food, carbonated Chat Doctor.  1 hour after meal you should not sit or lay. Also lay with elevated upper body. If you are overweight you should do often exercise.Wish you good health. </s>