That’s a good question, sometimes I believe it’s because other medications could be interfering with its mechanisms; also not to account for failure necessarily, it is to prevent a law suite. If the claim was 100% effective and for some unknown reason someone became pregnant, the company who manufactures and markets that contraceptive could be held liable.
I hope this helps :)
Answer:
Pretty sure it's System Lockout
Explanation:
The symptom would either be hallucinations (false sensory perceptions) and/or delusions (false beliefs)