you mostly are allergic to NSAIDS( Non Steroidal anti inflamatory drugs).
Kindly avoid diclofenac, ibuprofen or similar drugs in future.
Next Steps
Take Tab Allegra 120( Fexofenadine) once a day for 5 days.
Add Chymoral forte 1 tab thrice a day for 3 days
Health Tips
Dont drive after taking Allegra.