Simplify the following text for a Grade 6 native English-speaking person.
Original: No deaths have been reported following a sole ingestion of BZP , although there have been at least two deaths from the combination of BZP and MDMA .
Simplified: It does not appear to be very addictive and no deaths have been reported following taking BZP once . There have been at least two deaths which resulted from the combination of BZP and MDMA .