Urolene Blue Side Effects
Generic Name: methylene blue
Note: This page contains side effects data for the generic drug methylene blue. It is possible that some of the dosage forms included below may not apply to the brand name Urolene Blue.
For the Consumer
Applies to methylene blue: intravenous solution
As well as its needed effects, methylene blue (the active ingredient contained in Urolene Blue) may cause unwanted side effects that require medical attention.
If any of the following side effects occur while taking methylene blue, check with your doctor or nurse immediately:
If any of the following symptoms of overdose occur while taking methylene blue, get emergency help immediately:Symptoms of overdose:
- back pain
- bluish fingernails, lips, or skin
- chest pain
- difficulty with breathing
- leg pain
- nausea and vomiting
- severe sweating
- stomach pain
- unusual tiredness or weakness
Some methylene blue side effects may not need any medical attention. As your body gets used to the medicine these side effects may disappear. Your health care professional may be able to help you prevent or reduce these side effects, but do check with them if any of the following side effects continue, or if you are concerned about them:More common:
- Greenish blue to blue discoloration of the urine and stools
- nausea and vomiting
- painful urination or increased need to urinate
For Healthcare Professionals
Applies to methylene blue: compounding powder, injectable solution, intravenous solution, oral tablet
Cardiovascular side effects have included hypertension and precordial pain.[Ref]
1. "Product Information. Methylene Blue (methylene blue)." American Regent Laboratories Inc, Shirley, NY.
It is possible that some side effects of Urolene Blue may not have been reported. These can be reported to the FDA here. Always consult a healthcare professional for medical advice.
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