Investigations into fake online pharmacies have found harmful substances like lead-based paint, rat poison, and boric acid in place of the actual medicine.
It is only available via prescription from a doctor or qualified clinician.
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
A medical consultation is essential because metronidazole can have severe side effects and dangerous interactions: About metronidazole - NHS
Metronidazole only works on specific bacteria and parasites. It is ineffective against viral infections like the cold or flu. Taking it for the wrong condition can lead to antibiotic resistance , making future infections much harder to treat. Health Risks and Interactions
Federal law requires a valid prescription from a licensed healthcare professional.