Neurobion Ampoules - Quick-Acting Nerve Support Solution. ‣ Rapid relief for nerve pain and discomfort. ‣ Contains high doses of B vitamins. ‣ Injectable for quick absorption and effectiveness. SUGGESTED USE: Administer 1 ampoule intramuscularly once a week or as prescribed by a healthcare provider. INGREDIENTS: Vitamin B1 (Thiamine), Vitamin B6 (Pyridoxine), Vitamin B12 (Cobalamin).