[Given the hour, Sherlock is still in his robe, pullover and pajama bottoms. He did slip on some slippers before he had made his way downstairs, but he's not exactly dressed properly. He had the samples he had taken earlier in his dressing gown pocket.

He drives Conan to the pharmacy.]

When we get there, I'm going to want to run some tests. I should probably take a blood sample, but I'm not a phlebotomist.

[It might hurt, Conan.]