According to the law, what must be included on a label attached to a dangerous drug?

The correct response highlights the importance of including the name of the practitioner on the label attached to a dangerous drug. This is critical for a number of reasons. Firstly, it establishes accountability and ensures that the individual who prescribed or administered the drug is clearly identified. This promotes patient safety as it allows for proper tracking and communication regarding the drug's use. If there is any adverse reaction, the name of the practitioner enables health professionals to quickly reach out for further information or guidance.

In addition, identifying the practitioner on the label adds an essential layer of legitimacy and trust in the prescribed treatment, reaffirming that it has been specially tailored and authorized by a qualified individual who is familiar with the patient's health history and treatment options. This practice is a key component of responsible drug dispensing and contributes significantly to the overall safety measures mandated by health regulations.

The other options listed do not align with what is required by law regarding dangerous drugs, focusing instead on aspects that don't prioritize patient safety and practitioner identification in the same way.