The decision should be based on your personal schedule and when you feel most prepared to manage potential side effects
Effective strategies include eating smaller, more frequent meals rather than large portions, choosing bland, easy-to-digest foods especially in the first days after injections, staying very well hydrated throughout each day, trying ginger in various forms (tea, candies, supplements), avoiding fatty, greasy, or spicy foods, not lying down immediately after eating, timing injections for evenings so peak nausea occurs during sleep, and using anti-nausea medications when needed
But its not only those who follow a vegetarian or vegan diet who may be at risk of a vitamin D deficiency
Methycobal injection may worsen the symptoms of this condition