Thanks for query.
Sexual excitement is common at any age but may be more or less individually.
Sex urge is common as other natural urge like thirst,hunger etc.
You can go for masturbation
but keep one thing in mind that every thing in excess,always to be avoided.
Quit seeing sex videos,porn etc.
Keep your self busy with your daily affairs,routine work.
Have some time for physical exercise,meeting your friends,sports etc.
Read some good books,see some entertaining TV serials.
Spare some time for your family.
Ok and bye.