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What Causes Itching All Over Body After Taking Sulfamethoxazole / Trimethoprim?

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Posted on Wed, 25 Feb 2015
Question: i just took a sulfameth/trimethoprim 800/160mg and am itchy all over. Pharmacist told me not to take anymore and take benadryl. will i be okay?
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Answered by Dr. Robert Galamaga (50 minutes later)
Brief Answer:
Followup

Detailed Answer:
hello!

you likely have an allergy to the sulfa component of the antibiotic.

I agree with the pharmacist and I think you will be fine.

if your symptoms do not inprove or if it worsens then you should see your doctor.

Sincerley,

Dr Galamaga
Note: For more detailed guidance, please consult an Internal Medicine Specialist, with your latest reports. Click here..

Above answer was peer-reviewed by : Dr. Chakravarthy Mazumdar
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Answered by
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Dr. Robert Galamaga

Oncologist

Practicing since :2002

Answered : 2635 Questions

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What Causes Itching All Over Body After Taking Sulfamethoxazole / Trimethoprim?

Brief Answer: Followup Detailed Answer: hello! you likely have an allergy to the sulfa component of the antibiotic. I agree with the pharmacist and I think you will be fine. if your symptoms do not inprove or if it worsens then you should see your doctor. Sincerley, Dr Galamaga