Methylcobalamin injections are available in a variety of strengths. The most common is 10mg/ml 10ml for $45. The dose is 1ml IM. These injections must be stored in the freezer and are couriered overnight in an esky packed with ice. A prescription is required for supply to ensure someone with some knowledge on injectables is involved with the administration.Contact us to discuss the suitability of this product for you.