Hi Im a 35 year old female, who had the gastric bypass surgery in mid 2009,i also have asthma i have had a cough for about a week and Im taking over the counter, medication, i throw up only in the early moring, or if i cough to long after eating but the is not food just clear liquid,i ave had a period the last two months but i am sexually active, my husband thinks I might be preganant, but iI dont think so. what could it be,