Acid flashback
Pro Research Analysisby 
Searched over 200M research papers for "acid flashback"
Acid Flashback: Insights from Military Population Studies
Prevalence of Acid Flashbacks in Military Personnel
Research conducted on a military population has provided significant insights into the prevalence of drug-induced flashbacks, particularly those associated with "acid" (LSD and STP). In a study involving 2,256 men enlisted in the Army, 23% of respondents reported experiencing flashbacks attributed to acid use. This percentage is notably higher compared to other substances, with amphetamines and marijuana causing flashbacks in 5% and 1% of users, respectively.
Relationship Between Acid Use and Flashbacks
Interestingly, the occurrence of flashbacks did not correlate with the frequency of acid use. This suggests that even infrequent users of acid might experience flashbacks, indicating that the phenomenon is not necessarily dose-dependent. Additionally, factors such as exposure to combat zones or birth order did not show any significant relationship with the incidence of flashbacks.
Influence of Marijuana Use on Acid Flashbacks
Further analysis revealed a significant relationship between marijuana use and the occurrence of acid flashbacks. Acid users who reported flashbacks also tended to use marijuana more frequently than those who did not report flashbacks. This finding was consistent across both simple correlations and multiple regression analyses, which identified the extent of marijuana use as the only drug variable significantly related to acid flashbacks. However, no specific combination of marijuana and acid use was found to enhance the prediction of flashbacks.
Conclusion
The studies highlight that acid flashbacks are a relatively common experience among military personnel who have used LSD or STP, with a notable 23% reporting such occurrences. The frequency of acid use does not appear to influence the likelihood of experiencing flashbacks, but there is a significant association with marijuana use. These findings underscore the complex interplay between different substances and the need for further research to understand the underlying mechanisms of drug-induced flashbacks.
Sources and full results
Most relevant research papers on this topic