What is Krestyan Ivanovich’s opinion of Golyadkin?

Krestyan Ivanovich prescribes a social life for Golyadkin, and emphasizes that Golyadkin should not spend time alone brooding. He does not say exactly what Golyadkin’s condition is, or what leads him to his recommendation—not to shun alcohol and social settings—but he seems a little suspicious, considering that doctors typically warn their patients away from drink.