Answer: True
Step-by-step explanation:
Mescaline is the hallucinogen drug that produces effect of hallucination, anxiety, dreamy state, dizziness,headaches weakness, tremors,fears rapid heartbeat memory loss and other severe effect.This drug is prohibited in many parts of the world.
According to the question, as Lois is having headache and stomach due to consumption of natural hallucinating drug that similar to LSD , it indicates that she has taken mescaline
Thus, the given statement is true.