Arilin is an antibiotic that treats infections caused by single-celled parasites and certain bacteria.
For adults and teenagers over 12, the usual daily dose is 1 to 8 Arilin 250 mg tablets.
Swallow the tablets whole with enough liquid, either during or after a meal. Do not chew them.
Do not take more than 8 tablets (2 grams of metronidazole) in a single day. Treatment usually lasts no longer than 10 days.