This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
A 2 year old child without fever develops bone pain, vomiting and features of increased intracranial pressure following excessive medication. The drug most likely to be responsible for this is - 
Select and explain. 
A. VitA, B. Phenothiazine, C. Phenytoin, D. Vit D
A: VitA
Answer: A: VitA 
Explanation: Ans. is 'a' i.e., Vit A o It is a case of pseudotumor cerebri.