Dogs, Horses and Indians - S1-E9
Continuity mistake: When Walt is chasing Dullknife, they're on a two-lane road divided by a single dashed yellow line. However in some of the close up shots, it's now two yellow lines (a solid yellow line with a dashed yellow line). This is before they get to the road block.
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 ★