Brief Answer:
Needs to rule out Enlarged Prostate .

Detailed Answer:
Hello
Thanks for your query ,based on the facts that you have posted it appears that you have increased frequency for urination during night (Nocturia)

I shall be happy if you can post me few more details to help me in making comments on your problem.
1) Are you Diabetic?
2) Do you have other symptoms like poor stream ,urgency,hesitancy etc ?

Nocturia is one of the commonest symptom of Enlarged Prostate.

Consult qualified Urologist for clinical examination and get following basic tests done to confirm the diagnosis.
1) Urine routine and culture.
2) Ultrasound scanning of abdomen and pelvis
3) Serum PSA.

Further treatment will depend upon result of these tests and final diagnosis.

Hope I have answered your query ,please feel free to ask if you have more questions ,I shall be happy to help you
Thanks and Regards.
Dr.Patil

---