Federal law requires a valid prescription from a licensed healthcare professional.
A medical consultation is essential because metronidazole can have severe side effects and dangerous interactions: About metronidazole - NHS
Metronidazole (commonly known by the brand name Flagyl ) is a potent prescription antibiotic used to treat various bacterial and parasitic infections. While the convenience of online shopping might make buying it without a consultation seem appealing, doing so is illegal in most countries and carries significant health risks. Legal Status and Prescription Requirements
Investigations into fake online pharmacies have found harmful substances like lead-based paint, rat poison, and boric acid in place of the actual medicine.
Many people now use reputable telehealth platforms that offer virtual consultations with licensed doctors who can provide a legal prescription online if appropriate. The Dangers of "No-Consultation" Purchases
It is only available via prescription from a doctor or qualified clinician.