What happens next?

How to tell if someone has been using marijuana
Look for bloodshot eyes.
Someone who has been using marijuana may have very red or bloodshot eyes. However, don't rely on this symptom alone as an indication of marijuana use.

Choices:
a). If either eye repeatedly displays signs of marijuana abuse, consider seeing your doctor, a psychiatrist, or a trained mental health professional. If bloodshot eyes are a severe symptom of marijuana use, such as feeling or feeling dizzy and moving quickly, then contact your doctor or therapist..
b). Skip the second eye altogether if you suspect the person has been using marijuana. Of course, if your friend shows a glassy, bulging eye, your friend may have marijuana..
c). Red eyes can also be caused by any number of other things, including : Allergies illness (such as a common cold) lack of sleep recent crying irritants in the eyes excessive sun exposure Watch for signs of dizziness. Someone who has recently consumed marijuana may become dizzy or uncoordinated..
d). What you may find at a drug store or online is unsure. If your person hasn't been using marijuana and has bloodshot eyes, it is also likely marijuana is being used..
c).