Hi ! Possibly you also have got a urinary tract infection
which is causing burning while passing urine and the lower abdominal pain
. You should consult your family physician, who may advise for a urine test for routine and culture sensitivity for both you and your boyfriend and depending on its report, you may be prescribed a course of antibiotics with an advice to take enough water. Regarding pregnancy
, you have to get your urine pregnancy test done, and a serum HCG if need be. For a confirmation, your doctor may advise you for an ultrasound
abdomen. Apart from this, both of you should also have an HbsAg and an HIV test
done under consultation with your family physician. WIshing you an early recovery.