I've had dry cough for two weeks. it sometimes hurts my stomach when i cough. how to get rid of it? could it be serious?

Cough: Your cough could be the result of allergies as a result of hay fever or mold, both allergens of which are prevalent this time of year. Or your cough may be the end result of a viral illness.If you think the cough is due to allergies consult your doctor. You could try using salt water nose drops for awhile, vaporizer and elevated pillows for a few days. If no improvement, consult your doctor.

See a doctor: A persistent cough should be evaluated by a doctor.