Get Virtual Care
For Businesses
About Us
A member asked:
Will sulfamethoxazole cause a false negative for blood in urinalysis or cause red blood cells to lyse for microscopic exam?
3 doctors weighed in across 3 answers
A rare side effect of this drug can be the lysis of red blood cells . Also it should be avoided in patient with G6Pd deficiency or with folic acid deficiency . For other side effects , some rare , you could go to drugs.com
Answered 4/15/2022
0 views
This drug is unlikely to cause the side effects you listed. Visit this site for info: https://www.mayoclinic.org/drugs-supplements/sulfamethoxazole-and-trimethoprim-oral-route/side-effects/drg-20071899
Answered 4/16/2022
0 views
No it does not.
Answered 4/17/2022
0 views
Related Questions
A member asked:
Urinalysis. No infection. Level 4 in red blood cells. Amphorous sediment present. Cloudy urine. Squamous cells high. Any ideas?
A doctor has provided 1 answer
A member asked:
Yearly checkup, urinalysis red blood cells 0-1 , white blood cells 1-4. Epithelial cells and mucus present .. Ph 1.07 . Is this normal ?
A doctor has provided 1 answer
A member asked:
Urinalysis reads no RBC but trace blood. Not understanding how can you have trace blood but no red blood cells & what does that mean?
2 doctors weighed in across 2 answers
A member asked:
So now dipstick shows no protein but trace red blood cells! Urinalysis showed trace protein with wbc and leukocyte. Dr said dipstick result doesnt mean much! Does this mean lupus or something?
3 doctors weighed in across 2 answers
A member asked:
If ones urine analysis has red blood cells (per hpf.) as 0/1, pus cells (per hpf.) as 3/1 and epethelial cells as 7/1 what does it mean?
A doctor has provided 1 answer
People also searched for:
Do Benzodiazepine medications specifically Clonazepam cause false negative or positive reactions on a random dipstick urinalysis for blood red or white - please help?
Small pimple on groin for 4 days...grew and became painful and very red...on bactrim (sulfamethoxazole and trimethoprim) now in case it's staph...is it rare to spread to blood.scared?
What does a urinalysis white blood cell count of 4 - 10 and red blood cell count of 0 - 3 mean?
What does this urinalysis results mean? Albumin +1, leukocytes +3, red blood cells 1-2, white blood cells 10-15.
My urinalysis result Mucus cells - many ; epithelial cells Many; red blood cell 1-3; puss cells 1-4 what this mean?
Didn't find what you're looking for?
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your questionMore of what we treat
Download HealthTap
Video visit and message your doctor
