Can you Spot the Difference?
According to the DEA, starting from the left, the authentic blue tablets are on the top row while the counterfeit ones are on the bottom. In the second column, the authentic tablets are on the top and the counterfeit ones are on the bottom. In the last picture, the white tablet is the authentic one.
All the counterfeit tablets, although they look like the authentic ones, have fentanyl or methamphetamines found in them and are not safe for consumption.