Complex sentence: Most side effects of "Mitragyna speciosa" are thought to be mild, although a report by Pascal Tanguay states there are "rare and haphazardly-reported" occurrences of serious adverse effects such as psychosis, convulsions, hallucinations, and confusion.
Split into simpler sentences: Most side effects of "Mitragyna speciosa" are thought to be mild. A report by Pascal Tanguay states there are "rare and haphazardly-reported" occurrences of serious adverse effects such as psychosis, convulsions, hallucinations, and confusion.