Cat bite or scratch have to examined by a doctor
Treatment depends on severity of wound
If it is only a scratch,
(1) Thoroughly clean with antiseptic soap and water
(2)Tetanus injection if not recently vaccinated in past 6 months
(3) Antibiotic ointment - bacitracin three times daily for 3 days
Next Steps
it is advisable to consult doctor for examination of wound.
you can consult me for comprehensive treatment