I have my final exams this week.i've been stressing but now i've started dry heaving,i have heartburn and im feelin weak.help.

Gastritis: Inflammation of the stomach lining could be present in view of your symptoms. Follow a bland diet,avoid caffeine and take an antacid like mylanta 1/2 hour after meals and at bedtime. If you're able to,prilosec for a short time should help if the other measures Don't take care of the symptoms. See your Physician if symptoms persist or worsen as an ulcer could be present.