Which scenario legally requires two MAs?

Administering an intramuscular (IM) injection of a controlled drug does not require two MAs. Typically, this procedure can be performed by a single qualified healthcare provider, as the administration itself does not involve the disposal or wastage of any drug components that would necessitate dual verification.

Reconstituting a powdered medication into a liquid form for administration is generally a procedure that can be completed by one MA. While this process should still follow proper protocol, it does not legally necessitate the presence of two MAs for oversight, as it is not directly related to the wastage of controlled substances.

A dose calculation check, while crucial for ensuring accurate medication administration, does not legally require two MAs. This task can typically be conducted by one MA, with established protocols to verify calculations independently without the need for a witness.