Brief Answer:
Please consider following guidelines

Detailed Answer:
Hello XXXXXXX
I appreciate your concern and i will definitely help you in best possible way
Snoring at this age could be related to any of following
obstructive sleep apnoea
being overweight or out of shape
Blocked airway may be due to sinus or nose disease
enlarged tonsils or adenoids
alcohol smoking or any medications
abnormal sleep posture

so you need to identify the underlying cause for the same
If you can provide me the information related to above mentioned causes I will be able to guide you better

meanwhile I would advise you following guidelines
sleep on your side, not on back
clear nasal passage by doing gargling with antiseptic mouthwash or warm saline water before going to sleep
Reduce weight if you are overweight
avoid alcohol smoking or sleeping pills
keep your bed room well ventilated and air moist with a humidifier
throat exercises to strengthen laryngeal and neck muscles

medicine are there but not advisable at your age
I am sure you will be able to control it with above mentioned life style modifications

I hope you will find my response informative and helpful
please feel free to ask for more clarifications
Best wishes

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