I'm sorry to hear that. Since when does she have fever? How much is it? Is it relieved by dolar DS? Are you sponging her? What other problems does she have like cough flu vomit, motion or burning urine? Kindly give dolar DS every 6hours to your child.
If it's been over 3days then let us know about the above questions also and we can guide you about which tests to do.
For further consultation, you can choose from our list of best Pediatricians in Karachi and seek in-person advice.