Ear pain or otalgia has a number of causes...since the history you have given is limited...based on it I'm suspecting it as ASOM or OTITIS EXTERNA...
Which are common in this rainy season
Next Steps
I'm starting you on empirical antibiotic regimen for 5days
1)tab.augmentin duo 625 mg twice daily after food
2)tab.LYSER-D twice daily after food
3)tab pantop 40mg one tab before food in the morning.
Health Tips
if you are an asthmatic pls avoid drug no.2 and replace it with tab dolo 650mg twice daily after food... we'll review after 5days