The Client Is Prescribed Riboflavin (Vitamin B₂)

The client is prescribed riboflavin (vitamin B₂) .What should the nurse tell the client?

A) "Recognize that large doses of riboflavin can cause an intense yellow discoloration of urine, which is harmless."
B) "Avoid driving or operating heavy machinery until the effects of the drug are known."
C) "Take the vitamin supplement at the same time every day."
D) "Expect tingling in the extremities when first taking the drug, but this will decrease."