Visible crew/equipment: A camera and microphone are visible on the front of Walt's vehicle after the opening credit/intro as he takes Ruby's call, explaining he's headed to Denver. (00:01:35)
Revealing mistake: After Henry cuts the boy down from the tree, his eyes flicker when he's supposed to be dead (in the closeup of the boy's face).
Visible crew/equipment: When Walt arrives to take Penny VanBlarcom's DNA, a crew member's head is reflected in the rear left window of his car.
Answer: This appears to be movie fiction. In real life, a pharmacist could not legally give out confidential patient information without there being a search warrant. Not abiding by confidentiality laws could result in a pharmacist facing legal issues and losing his or her license.
raywest ★