Severe abdominal pain, bloating, air coming from urethra during urination with pain on outside of urethra, urine smells strong, constipated.

Abdominal pain /dyur. Check for vaginitis ( which can cause dysuria) UTI . diverticuiltis ( though that is unusual in younger individual). Check U/A. drink 2.5 to 3 liters/ day water /solute like gatorade to prevent dehydration which worsens constipation, eat 1 cup oats /brown rice / lentils a day . See a doctor /urgent care today may need antibiotics.