Always follow your doctor’s prescription instructions carefully. They’ll tailor the dosage and frequency to your specific needs. Generally, for bacterial vaginosis, a single 2-gram dose may be prescribed to take at bedtime. For other infections, a different schedule, possibly involving multiple doses over several days, may be required.
Dosage Variations
Dosage depends heavily on the infection being treated. For example, treating trichomoniasis might involve a single dose or a course of treatment spread over several days. Your physician will explain this completely.
Timing Considerations
Taking metronidazole at night minimizes potential side effects like nausea. However, some people find they tolerate it better at another time. Consistency is key; stick to the schedule your doctor provides. Do not adjust dosages or frequency without consulting them.
Common Regimens (Consult your doctor!)
| Bacterial Vaginosis | 2 grams single dose | Bedtime |
| Trichomoniasis | 2 grams single dose, or multiple doses over several days | As prescribed by your doctor |
| Other Infections | Varies widely | As prescribed by your doctor |
Important Note
This information is for educational purposes only and should not be considered medical advice. Always consult a healthcare professional before starting or changing any medication regimen. Report any adverse reactions immediately to your doctor.
Potential Side Effects
Common side effects include nausea, vomiting, diarrhea, and metallic taste. Less common side effects may occur. Discuss any concerns with your doctor.


