You picked some good ones as risky. The letter V and W could be mistaken quite easily especially if they are next to each other or any other letter that's similar in shape such as the letter M. The b.i.d. abbreviation is kind of misleading and could be confused with t.i.d. (three times a day) and could lead the patient becoming very ill or can even overdose depending on the medication. With everyone always being so busy these days even the patient's the Dr., nurses, and even pharmacist need to pay close attention to what they write and what is being
