Contains vitamin D which contributes to the normal function of the immune system Contains Iron which contributes to normal formation of red blood cells and haemoglobin Contains Calcium, Magnesium and Vitamin D which contributes to normal muscle function Contains Vitamin B6 to help regulate hormonal activity Contains Calcium, Vitamin D and Vitamin K to help maintain normal strong bones Contains Vitamin D needed for normal growth and development of bones in children Vitamin C, Vitamin E, Selenium and Zinc all contribute to the protection of cells from oxidative stress Contains vitamin B6 and B12 to help release energy from food and contribute to overall health Contains vitamin D, C and zinc each contributes to the normal function of the immune system Biotin and zinc contribute to the normal metabolism of fats, protein and carbohydrates Biotin and zinc help to maintain normal hair and skin

Reactions have included anaphylaxis [see Warning and Precautions (5.1)] High levels of FSH indicating primary gonadal failure The presence of uncontrolled non-gonadal endocrinopathies (for example, thyroid, adrenal, or pituitary disorders) Sex hormone dependent tumors of the reproductive tract and accessory organs Tumors of pituitary gland or hypothalamus GONAL-f is also contraindicated in women who exhibit: Abnormal uterine bleeding of undetermined origin Ovarian cyst or enlargement of undetermined origin 5 WARNINGS AND PRECAUTIONS 5.1 Hypersensitivity Reactions and Anaphylaxis In the post-marketing experience, serious systemic hypersensitivity reactions, including anaphylaxis, have been reported with use of GONAL-f and GONAL-f RFF
Folks who inject directly into the IV bag probably do this because they used to buy IV bags directly from their vets preloaded with vitamin b complex and possibly other supplements such as potassium chloride (KCL) for potassium supplementation
"Trudeau says promising new Pfizer vaccine could be 'light at the end of the tunnel'"