after 4months c-section I got leg back pain with 100 fever and frequently getting urination and only evening I am having chill and fever

A. you can take tablet paracetamol 650 mg for pain as well as for fever paracetamol can be taken maximum dfour times per day and it has to be taken after some amount of food the pain or fever doesn't resolve then it is advisable that you should visitd the doctor