hi I've been in pain under my bellybutton for the...

What is the treatment of lower abdominal pain ?
Well, the treatment of lower abdominal pain and discharge depends on underlying cause. Since you are not in your menstruation, pregnancy should be ruled out by runnuing a pregnancy test. If the test is negative, then it could be resulted from other causes. In case of vaginitis, metronidazole and miconazole can be prescribed. In case of pelvic inflammaory disease, antibiotic such as Ceftriaxone and doxcycline as well as pain killers such as Ibuprofen can be used. So it's recommended to see a doctor for the assessment of your condtion.
Diagnosis : 
By taking full medical history and clinical examination from the gyne& obs doctor. CBC to check for infection, swab from the vaginal discharge to check for infection, BHCG test to rule out pregnancy and abdominal and pelvic ultrasound to rule out other problems such endometriosis.

Causes lower abdominal pain and discharge:

• Menstruation
• Pregnancy
• Vaginal infection
• Endometriosis
• Pelvic inflammatory disease
• Cervical cancer
• Others

 

Recommendation: 
It's recommended to see the gyne&obs doctor for further assessment and management.