I stand corrected, cocaine use does resulted "abnormally dilated pupils" (thank God I'm not an expert on illegal drugs, as my sister just texted me)
"Stimulants include amphetamines, meth (methamphetamine), cocaine, methylphenidate (Ritalin, Concerta, others) and amphetamine-dextroamphetamine (Adderall XR, Mydayis). They're often used and misused in search of a "high," or to boost energy, to improve performance at work or school, or to lose weight or control appetite.
Signs and symptoms of recent use can include:
Feeling of happy excitement and too much confidence
Increased alertness
Increased energy and restlessness
Behavior changes or aggression
Rapid or rambling speech
Larger than usual pupils, the black circles in the middle of the eyes
(A partial list of signs of stimulant use)
As Tudor points out, Meghan may not be using drugs, it's her narcissism. However, in the comments, one person write he/she is a clinician and everything points to drug use. Meghan may or may not be using.
https://www.mayoclinic.org/diseases-conditions/drug-addiction/symptoms-causes/syc-20365112
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