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Doctor insights on: Is It Normal To Have A Fever And Chills After Starting Antibiotics For A Uti

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Is it normal to have a fever and chills after starting antibiotics for a uti?

Is it normal to have a fever and chills after starting antibiotics for a uti?

Maybe: Too many ifs in this question. You may be seeing inflammatory changes from an infection which the antibiotics are just beginning to control, you may not be getting the correct antibiotic, the urinary tract infection may have reached a stage where it requires more than antibiotics, etc. Go back and see your doctor if not better fairly quickly. ...Read more

Dr. Ronda Dennis-Smithart
303 doctors shared insights

Chills (Definition)

Chills may occur at the beginning of an infection and are usually associated with a fever. Chills are caused by rapid muscle contraction and relaxation, and are the body's way of generating heat when it feels that it is cold. Chills often predict the coming of a fever, or an increase in ...Read more


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3 yr old Dx with UTI and Rx antibiotic. Complaining more of tummy pain now (started med in am) than before (had 5 days of fever). Is this normal?

3 yr old Dx with UTI and Rx antibiotic. Complaining more of tummy pain now (started med in am) than before (had 5 days of fever). Is this normal?

May be antibx rxn: We depend on kids taking an oral med when we treat these things as an outpatient.Sometimes the med can trigger digestive problems. I would call in to let the doc know and see how to proceed from there. ...Read more

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Are UTI's usually accompanied by fevers? I feel sharp, fever pains through my body and it's my second day having antibiotics for my UTI

Are UTI's usually accompanied by fevers? I feel sharp, fever pains through my body and it's my second day having antibiotics for my UTI

Here are some ...: Usually, UTI in young ladies is uncomplicated, chiefly manifests with irritative voidings - burning, frequent,...with no fever. If coming with fever, make sure to have urine culture done before staring antibiotics and manage it as complicated UTI, which requires professional evaluation for possible underlying causes like kidney infection, stone, incomplete emptying bladder, urethral diverticulum, ...Read more

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I've had chills and cold sweat for few days. No fever. I was on Keflex for 10 days, for a UTI, but finished it a week ago. I'm 30.

I've had chills and cold sweat for few days. No fever. I was on Keflex for 10 days, for a UTI, but finished  it a week ago. I'm 30.

Other symptoms?: What other symptoms are you having right now? If you are still having urinary issues this could be related to an incomplete resolution of the UTI probably requiring another type of antibiotic. If having other type of symptoms then it all depends on those as to what the problem is and the treatment of choice. See your doctor or go to urgent care facility ASAP. ...Read more

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Diagnosed with a UTI yesterday, was given antibiotics for it, have severe pain in my kidney area, fever of 101.4 and am shakey, what can I do?

Diagnosed with a UTI yesterday, was given antibiotics for it, have severe pain in my kidney area, fever of 101.4 and am shakey, what can I do?

Pyelonephritis: Ambulatory younger women with signs and symptoms of uncomplicated acute pyelonephritis may be candidates for outpatient therapy. They must be otherwise healthy and not be pregnant. In addition, they must be treated initially in the emergency department with vigorous oral or IV fluids, antipyretic pain medication, and a dose of parenteral antibiotics. You should go to an ER immediately. Good luck. ...Read more

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-got a UTI last sunday, took meds, now wednesday, now chills fever and back aches. Chances of kidney infection? How long do they last?Thx

-got a UTI last sunday, took meds, now wednesday, now chills fever and back aches. Chances of kidney infection? How long do they last?Thx

High risk for kidney: You need to be on prolonged antibiotics. If you have a fever there is risk for serious complications and to be seen in the er for IV therapy. ...Read more

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My husband is diagnosed with uti. After taking antibiotics prescribed by his doctor for 4 days, he still has persistent fever. He's taking paracetamol?

Persistent fever: With uti- the bacteria may be resistant to the antibiotic he is taking. He needs to see his doctor again. Unless sensitivities came back from his initial work up- urine culture and sensitivity , then his doctor need to change his antibiotics. ...Read more

Urinary Tract Infection (Definition)

A urinary tract infection, also known as an UTI, may involve the kidney, ureter, bladder, or urethra. A common cause is an intestinal bacteria, E. coli. Common symptoms include a frequent urge to urinate, and pain or burning when urinating. Antibiotics are typically ...Read more


Dr. Martin Raff
1,895 doctors shared insights

Urinary Tract Infections (Definition)

A urinary tract infection (often called UTI) is most commonly caused by bacteria and usually refers to an infection in the bladder. Not all bacteria that grows from the urine represents an infection, so the need for antibiotics is determined by your ...Read more