Consult a qualified healthcare professional before taking methylene blue orally
Use only a product specifically intended for oral use
Follow the exact dose and schedule provided by a clinician or the product label
Measure the dose carefully with an appropriate measuring device
Take it with water unless instructed otherwise
Do not exceed the recommended dose
Do not combine it with antidepressants, MAOIs, SSRIs, SNRIs, or other interacting medications unless a clinician approves
Do not take it if you have G6PD deficiency unless a clinician specifically says it is safe
Avoid use during pregnancy or breastfeeding unless a clinician approves
Stop use and seek medical help if you develop shortness of breath, rash, severe headache, confusion, chest pain, or blue discoloration
Keep it away from children and store it according to the label instructions