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Macrobid and Fever: What Users Say (Page 2)

Reviews for Macrobid

Commonly mentioned side effects
  • Sam...
  • Taken for less than 1 month
  • November 5, 2019

For Bladder Infection "Going through the reviews. Sounds like most of them are just on the wrong antibiotic. Nausea, fever, chills, etc., are also signs of a bad kidney infection. Not saying they are all like that, but some of them could be."

5 / 10
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  • lhs...
  • June 10, 2015

For Urinary Tract Infection "I was prescribed Macrobid for a 3-day course, 2 doses a day. The first day I seemed to be getting better, but then I woke up at 4:15 am the morning of the second day with chest pains. Throughout the day, I suffered from headaches, chest pains, muscle and joint aches, nausea, dizziness, fever, and chills. Now on the third day, and though I'm not feeling as ill anymore, I'm still dealing with chest, back, and stomach pains. Can't even tell if treating the UTI because I've been in so much pain. Worst experience I've ever had with antibiotics - would definitely never use Macrobid again!"

2 / 10
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  • Suz...
  • November 21, 2015

For Bladder Infection "I have been on Macrobid twice for bladder infections. It cleared them up, but the side effects knocked me off my feet for days. Fever of 101-102 and flu-like achiness and wicked headaches the entire time I was on the medication. The first time I took it, the doctor said I must have had the flu too. The second time I called him after three days and had him switch me to another antibiotic."

4 / 10
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25 Report

Frequently asked questions

  • Mr ...
  • Taken for less than 1 month
  • November 5, 2019

For Urinary Tract Infection "Have had UTI 3 times now and treated with Macrobid. Third time I only had a pain in my right side and within taking the first pill my heart rate shot up and got excruciating headaches, and I had shivering and a high temp, basically flu-like symptoms. Though I was dying, I was bedbound and thought I had sepsis as most of the symptoms matched. I was crying in bed as I felt so bad. On the second day, the temperature came down and shivering was gone, but headaches were still there, and I mean they were so bad radiating pain into my jaw. I had no appetite either but forced myself to have something as it states in the pack you should for absolution. Saw doc today and she took me off them, will wait for results to see if I need something else. Glad I looked on here, thought I was going mad. I’m sure that Macrobid is fine for some people and I was the first two times, but not now. UK review"

6 / 10
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  • Mom...
  • Taken for less than 1 month
  • February 6, 2017

For Urinary Tract Infection "I began to take Macrobid (Nitrofurantoin mono) 100 mg caplets on last Thursday for a UTI. Within 24 hours, I had severe muscle aching, headache, and fatigue. Within 2 days, I had even more severe body aches, joint pain, extreme fatigue and sleepiness, dizziness and difficulty walking, as well as a fever of 101-102 degrees. I went into a walk-in clinic, but symptoms progressed, and by Sunday, I was in the ER thinking I was in septic shock. I assumed my infection had spread, I had no idea it could be a reaction to the antibiotic. After a barrage of tests, including a CT scan, the only possibility is that this poison was wrecking my health. This medication caused me a huge amount of problems. I stopped taking it yesterday and still have a headache, dizziness, muscle aches, and low fever. I can only hope the damage caused by Macrobid is not permanent."

1 / 10
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  • Ani...
  • October 20, 2016

For Bladder Infection "The first time I used this medication, it was great. Just now, I was prescribed Macrobid again. It took care of the bladder infection symptoms in two days. Next day, fever was 104, headache, fever high only one day, nausea, fatigue, high pulse (100), stomach pain, neck pain, muscle pain, lack of appetite. Stopped taking this med after 8 days and will never take it again."

1 / 10
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  • Avr...
  • Taken for less than 1 month
  • May 10, 2019

For Urinary Tract Infection "I have never written a review for any medication in my life. But, oh my goodness! This was a horror. As soon as I took my second Macrobid pill, I became so ill that I had to call an ambulance. I had an extremely high temperature, chills, and pain in my legs and chest. I had all the side effects, and some aren't even mentioned on their leaflet. Can someone please tell me how long it will take for symptoms to go away, as it's the next morning and I'm feeling so unwell still? Thanks."

1 / 10
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  • 816...
  • August 14, 2016

For Bladder Infection "Was prescribed this antibiotic for a bladder infection at emergency care. Doctor said there were few side effects when I asked - was hesitant to take it because I'm very sensitive to antibiotics, but was assured this was the best medicine for me with the least side effects. Wrong! By day 2 I was totally lethargic, feeling very irritable and running a low-grade fever on and off. Thought temp was from bladder infection. Finished 6-day course, went to my doctor for a urine recheck, and since my culture appeared clean, was told I could stop a day earlier. Two days off the medicine and I'm still feeling like crap, extremely tired and lethargic with a low-grade fever of 100.5. Feel like I have a minor case of the flu, but since reading other articles I believe it's from the antibiotic. Never again will I take this."

2 / 10
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  • Moa...
  • October 19, 2019

For Urinary Tract Infection "I’m 56 years old and have never had a problem with antibiotics. Prescribed Macrobid 2x a day for 10 days as I had my third UTI in five months. UTI symptoms quickly vanished, BUT by day 5 I couldn’t think, had zero appetite, headaches, and a sore throat - assumed virus. Day 8, my face and neck began to swell, sudden SEVERE back pain, fever, teeth chattering, vomiting - saw the doctor, test showed kidney function off/dehydration, though I constantly had fluids. 3 days off - still sore throat, tired, but my head is clear and energy/appetite returning. Another kidney function test next week. PS this is NOT only for people with allergic reactions - never again!"

4 / 10
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  • BLR...
  • October 17, 2018

For Urinary Tract Infection "Attended emergency for statin use-related UTI. Started medication the same day and the next morning vomited. I took the next prescribed dose and 2 hours later could not take a deep breath, had a very tight, heavy chest, and I thought I was having a heart attack. By the time for my next dose, I had a headache, muscle pain which kept moving, felt sweaty and feverish. The next dose created more of the same, with increased labored breathing. I had never felt so weak or nauseated. Sleep was intermittent and weird dreams. I did not continue, called my GP and stopped immediately. I am a 60-year-old woman and this is the most horrible drug I have ever been prescribed."

1 / 10
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  • Ctm...
  • Taken for less than 1 month
  • May 1, 2015

For Urinary Tract Infection "I started this medicine for my UTI. I always ate a meal with this pill. I really did not experience any sickness. I was on it for 7 days. I have trouble with anxiety, but it was not too bad. However, it seemed like this medicine made me more anxious at times. Then, on my last few days, I felt a little weird at times. Then, on my last day taking the medicine, I woke up with a scratchy throat. Then, by evening, I had a fever and bad chills. I didn't take the last pill because I felt so bad. My head kind of hurts too. I don't know if it's this medicine for sure or if I'm catching a virus."

8 / 10
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  • Lau...
  • Taken for less than 1 month
  • October 21, 2018

For Bladder Infection "Omg... I have been so sick since I started this medicine. I have been lying in bed for two days straight with a headache, fever, chills, sweats, throwing up, can't eat anything. I am a mother of two, and I literally don't know what I'm going to do if this doesn't go away... their dad goes back to work tomorrow. Ughh pray for me! Just ask your doc for something else because this is garbage."

2 / 10
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  • Ora...
  • Taken for less than 1 month
  • September 24, 2015

For Bladder Infection "Horrible. After two, I came down with a fever (102.6) and awful chills. The worst was the body aches - in particular, my upper back. My gut told me it was the medicine and not a sudden case of the flu. I went off immediately, and within 15 hours felt 100% myself again. Everyone is different, and this drug is not for everyone."

1 / 10
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  • Mic...
  • August 28, 2015

For Urinary Tract Infection "This is the third time I have tried Macrobid and the worst. High fever, chills, sweating, nausea, and terrible headache. I spent the whole day and night in bed. This is the very last time I will take this. My doctor did not think this terrible pill would cause a fever in spite of me telling him it did twice before. I told him I am off this pill and am now waiting for the culture. I will not ever be taking this again."

2 / 10
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  • mac...
  • March 31, 2016

For Bladder Infection "I was prescribed Macrobid for a bladder infection. After I took the 2nd pill, I got severe shortness of breath, chest pain, high fever, and diarrhea. Although not as bad as the first day, the symptoms continued into the second day of taking them. On the 3rd day, out of the blue, my vision was blurred/impeded by what I can only describe as bursts of light/sunbursts for about 20 minutes, followed by severe headache and fatigue. Very scary! My bladder feels a bit better, so I decided to stop the medication after only 3 days. Will ask the doctor for something else with less side effects if it continues."

4 / 10
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  • Mww...
  • Taken for less than 1 month
  • July 8, 2017

For Urinary Tract Infection "I took Macrobid a few months ago for my UTI. Worked great. No side effects. This time after getting a UTI again, I was prescribed Macrobid again, but this time I'm getting all the side effects: fever, chills, body aches, fatigue, nauseated, etc. I will probably stop using it now. My UTI does feel a bit better, though."

6 / 10
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15 Report
  • kia...
  • Taken for less than 1 month
  • April 29, 2023

For Urinary Tract Infection "Horrible reaction. I took 2 doses for a UTI and got a fever, chills, body aches, extreme headache, and pain in my chest. It hurt to breathe in like I had pneumonia, I couldn't take deep breaths. I stopped the medication, and the effects slowly wore off over the next few days. Never again."

2 / 10
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  • Ash...
  • Taken for less than 1 month
  • August 31, 2022

For Bladder Infection "Started taking Macrobid last week, and after the first dose, I felt off. I ended up leaving work early that day because I had intense nausea, chills, and general lethargy. Later that evening, it had progressed to a fever, balance issues, and it's like I had no legs under me. Took one more dose, and it was the same issues. Decided to discontinue the meds, and the side effects went away almost immediately. But that didn't help the bladder infection. I started to think maybe it was the infection that had caused all of the side effects, despite not having any now. So I took another dose this morning. You guessed it, ALL of the side effects from before. So I contacted my NP who prescribed Cipro instead. My pharmacist says that the adverse reactions are pretty rare, but I can't imagine taking the full course of Macrobid. The nausea was the worst! I honestly felt terrible!"

1 / 10
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  • Car...
  • May 2, 2019

For Urinary Tract Infection "I took 3 doses of Macrobid for a UTI and started feeling awful a few hours after the 3rd dose. I had a fever of 101, body aches, chills, sweats, nausea, vomiting, couldn’t hold down any food. The next day, I was delirious, could barely form a sentence, so weak I couldn’t sit up. My hubby was so worried he called 911. They tested my blood to make sure the infection hadn’t gone to my kidneys — kidneys were fine. My urine was all clear. They gave me IV fluids, so I felt better. The next day, sick as a dog again. Home healthcare doc came. They ran a flu swab test — negative. They said if not better tomorrow, get admitted to the hospital for a full workup. They all told me to complete the 5-day Macrobid. I didn’t take it today because I would have thrown it up. Now that I am reading all these reviews, I am thankful I stopped!"

1 / 10
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10 Report
  • Cle...
  • Taken for less than 1 month
  • June 23, 2019

For Urinary Tract Infection "Horrible side effects! Oh my goodness. Just 2 days on this and I had to give it up. I had to hold onto the walls when walking, I was so dizzy. I also felt like I was going to pass out and vomit at the same time, and felt hot like I had a fever. Never again. The doctor then put me on cephalexin (Keflex brand), and no side effects except a little tiredness. P.S. D-mannose is amazing at preventing UTIs. Better than antibiotics. I had just stopped taking it."

1 / 10
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  • hay...
  • December 20, 2015

For Urinary Tract Infection "I read the side effects before taking this medicine, which you should probably never do, but I decided to give it a try anyway. Took one dose and was fine, after the next dose, I started feeling not good. Got the chills and a slight fever, and made my already existing anxiety worse. It did, however, make the urinary symptoms subside. However, when my original urinary culture returned, no bacteria was found? Needless to say, because of the side effects, I stopped after two doses."

1 / 10
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  • NTR...
  • Taken for less than 1 month
  • May 1, 2019

For Urinary Tract Infection "This is the worst medication I have ever taken. It was very effective in eliminating my UTI, but I had a severe adverse reaction to it. I felt extremely nauseated, couldn't eat, and vomited when I got out of bed. Then I started to have a dry cough and difficulty breathing. I also had a fever, night sweats, and chills. I was worried it was the flu or a kidney infection. I called my doctor and she told me to stop taking it, and all of my symptoms went away. I have never felt so ill while taking medication in my life. I didn't know I was allergic to it, but I'll avoid it at all costs from now on. I can't believe they give this to pregnant women."

1 / 10
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  • Dcl...
  • August 31, 2016

For Urinary Tract Infection "Only took 3 pills - was sent to the hospital for feeling like I had the flu with intense body aching, chills, migraine, and fever. I was in so much pain I cried. I am 18 weeks pregnant. I wondered why my OB office prescribed me a different antibiotic than in the past, but I knew right away something was wrong. It left me feeling poisoned and extremely ill. It's been 2 days since my last pill, and I still have pain behind my eyes, my neck, head, and back. I DO NOT RECOMMEND THIS. IT'S POISON."

1 / 10
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15 Report
  • P E...
  • Taken for less than 1 month
  • May 6, 2023

For Urinary Tract Infection "I truly don’t know where to start. I went in for a UTI. The urgent care PA gave me Macrobid. The first 2 1/2 days were great. On the 3rd day, around lunch, I felt like I had been hit by a truck. I was tired and my whole body ached. I took some Ibuprofen and thought I was doing better. That morning around 3:00 am I woke up with a 101.4 fever and chills. I had chills and fever for 36 hours after stopping the medication. I then began having MAJOR muscle aches and pain like I have never experienced before. I have been off for 8 days now and am still struggling with the awful muscle and joint pain in my legs and arms. It is the worst sensation I have experienced!! I am praying things get better soon!!"

2 / 10
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4 Report
  • Sic...
  • Taken for less than 1 month
  • October 5, 2015

For Urinary Tract Infection "Had either a urinary infection or intestinal. New to Macrobid, in one day after taking the medicine, I ran a 104.7 fever, was nauseous, and hurt all over. Ran a fever off and on till I got off the med and started Cipro. Began noticing fatigue, brain fog, and constant headaches. Ten weeks later, I've been diagnosed with hypoxemia and am starting nighttime oxygen therapy. Already have RA, Sjögren's, and sarcoidosis, didn't need this drug complicating my life. Macrobid should be taken off the market!!!"

1 / 10
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Reviews may be edited to correct grammar/spelling or remove inappropriate content. Reviews appearing to come from parties with a vested interest are not published. This information is not intended to endorse any medication and should not replace the expertise and judgment of healthcare professionals.