Alcohol and marijuana are two drugs that slow a persons reactions, alcohol can also slow down the body's functions and can shut down a persons liver. Almost all other drugs are stimulants that can speed a persons heart rate and brain activity.
nurofen
There are many drugs that can slow down the body but they don't come into affect immediately
Because the injection sites (where they stick themselves with needles), tend to break down due to the constantly repeated injections and the deteriorating effect the injected drugs have on the body's tissue.
Opiates.
This process is known as cellular respiration, where cells break down nutrients like glucose to produce energy in the form of ATP. This energy is used by cells to carry out their various functions in the body.
when in your blood stream, alcohol tends to numb your muscle functions which leads to failing of muscles. in your brain, parts of your brain shut down which lead to memory loss, falling, talking funny, and could leave you brain dead
Barbiturates. Also, benzodiazepines, when administered in significant dosages.
Drugs that break down a psychological barrier against doing other drugs are known as
it blocks things [such as acetylchoinesterase] that break down ach
Gateway drugs
Gateway drugs
Depressants like alcohol, benzodiazepines, and opioids can slow down the body's functions and reactions by acting on the central nervous system. These drugs can cause drowsiness, impaired coordination, and slowed breathing and heart rate.