Caffeine. Most people who are allergic to coffee are allergic to the caffeine in it. Caffeine is a naturally occurring drug classified as a stimulant. Itâs found in many different things including tea and coffee and is a natural byproduct of various plants.
LSD long term use and effects can be very serious. Long term effects of LSD use can occur in anyone who uses LSD, though heavy users, or those who use the drug over a longer period of time, are more likely to experience long term effects.LSD long term use and effects include:1  Tolerance, which causes a person to take more of the drug, which can lead to life-threatening overdoses. 2  Acid flashbacks, or hallucinogen persisting perception disorder, an uncontrolled event where the person experiences the effects of LSD use again without taking the drug.SD long term use and effects can be very serious. Long term effects of LSD use can occur in anyone who uses LSD, though heavy users, or those who use the drug over a longer period of time, are more likely to experience long term effects. LSD long term use and effects include:
Putting the LSD in sugar cubes or gelatin can help mask the taste of the LSD. LSD can be absorbed through the skin, taken orally, injected or even taken through the eyes (usually gelatin or liquid must be used for this). Effects of LSD drug use. When asking what is LSD, many peolpe want to know about the effects. LSD produces very intense effects, allowing users to âsee soundsâ and âhear colors.â Sometimes the intense hallucinations and delusions can be scary to users, inducing panic and extreme fear.