Reactions are often unrelated to the condition for which the medication was prescribed.
Adverse reaction or withdrawal symptoms can resemble psychiatric illness. The David Healy Affair - David Healy is an expert in psychiatric medicine. His job offer was abruptly rescinded due to claims he made about Prozac causing suicidal behaviour in a small percentage of cases. Some say this was due to pressure from Prozac's manufacturer. Site contains the contested lecture, letters and a transcript of a documentary.