At which of the following × should a pharmacy technician verify if the patient has known drug allergies?

Checking for drug allergies at the time of delivery is too late in the process. By this stage, the prescription has already been filled, which could lead to a situation where a patient receives a medication they are allergic to, potentially causing harmful effects that could have been prevented earlier.

Verifying allergies after the order is filled does not allow for any necessary adjustments to be made to the medication before it reaches the patient. This timing poses a risk to patient safety, as any allergies identified at this stage would only be addressed post-dispensing, which could result in serious health implications.

Checking for allergies only after payment is made is also inappropriate, as it ignores the necessity of ensuring patient safety before the medication is dispensed. This approach could lead to the patient receiving a medication that they are allergic to, undermining the pharmacy's responsibility to prioritize patient health.