Stomach flu or gastroenteritis infection signs and symptoms include nausea, vomiting, and diarrhea that lasts for about 7-14 days. The stomach flu is spread from person to person, usually via fecal to oral route from poor hand-washing or hygiene techniques.
Location: Egypt. Posts: 1,672. Re: How long for meds to take effect. It takes from 1 to 2 days in order for your high bp meds to work, but it reach its maximum effect in 1 week and some times it takes 2 weeks. They said that but I think it's only a week, not more than that.
How Blood Pressure can Cause Headaches. Blood pressure is one of the three primary vital signs taken every time you visit your doctor. The blood pressure test measures how much pressure is put on your arterial walls when the heart beats (systolic pressure) and when it is at rest (diastolic pressure).