As pretty as they are flavorful. I accidentally gave my dog an overdose of vitamin D3 drops… Acute vitamin D intoxication in a child We present the unique case of a previously healthy, 2-year-old boy with resistant hypercalcemia and hypertension resulting from an unintentional overdose with an imported vitamin D supplement. The patient presented initially to the emergency department with colic and constipation and was discharged … The symptoms of a vitamin overdose vary depending upon which vitamin your child has had too much of or if your child overdosed on a combination of vitamins 4. Give Vitamin D Drops A mother unknowingly purchased the concentrated adult vitamin D supplement (2,000 units (50 mcg) per drop) for her infant. Vitamin D Drops Give Baby Gas | loadedwith.buzz Show More. Abidec multivitamin drops You may need to give your baby the supplement in a different way with each new brand. Accidentally gave 3 drops of vitamind D should I be concerned?