Hello. Could you please elaborate on the diagnosis. In young age - common causes are AVN hip / Trauma or Paediatric anomalies.
Tablet Ultracet can be taken three times in a day after food.
If you are feeling Nausea/Vomiting because of the tablet, you can add Tablet Emeset 4mg once in the morning before food.
Other strong but safe Painkillers are - Tablet Etova 400mg twice a day after food.
Next Steps
If conservative approaches have been already tried, can go ahead with THR.
Health Tips
Drink 2-3 L of water every day. Use Spray / Hot water Bag Fomentation also along with Painkillers.