methylene blue - oral, Urolene Blue (cont.)

HOW TO USE: Take this medication by mouth, usually 3 times a day after meals or as directed by your doctor. Take each dose with a full glass of water (8 ounces or 240 milliliters).Do not increase your dose, take it more often, or use it for a longer time than prescribed. Your condition will not improve faster and the risk of side effects may increase.Tell your doctor if your condition persists or worsens.

SIDE EFFECTS: Nausea, stomach upset, diarrhea, vomiting, or bladder irritation may occur. If any of these effects continue or become bothersome, tell your doctor.This medication may cause your urine or stool to turn green-blue. This effect is harmless and will disappear when the medication is stopped.Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.Tell your doctor immediately if any of these rare but very serious side effects occur: dizziness, fainting, high fever, fast/irregular/pounding heartbeat, pale/blue skin color, unusual tiredness.Seek immediate medical attention if this rare but very serious side effect occurs: chest pain.A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

Pill Finder Tool

Need help identifying pills and medications?
Use the pill identifier tool on RxList.

Back to Medications Index