Fosfomycin dosage and administration

The recommended dosage for women 18 years of age and older for uncomplicated urinary tract infection (acute cystitis) is one sachet of MONUROL. MONUROL may be taken with or without food.

MONUROL should not be taken in its dry form. Always mix MONUROL with water before ingesting. (SeePREPARATIONsection)

MONUROL should be taken orally. Pour the entire contents of a single-dose sachet of MONUROL into 3 to 4 ounces of water (1/2 cup) and stir to dissolve. Do not use hot water. MONUROL should be taken immediately after dissolving in water.

http://www.accessdata.fda.gov/drugsatfda_docs/label/2008/050717s005lbl.pdf