Final answer:
Antibiotics are an example of drugs that act in a non-receptor dependent way, targeting bacterial processes and structures, unlike analgesics, antidepressants, and anti-psychotics which often target specific receptors.
Step-by-step explanation:
Some drugs act in a non-receptor dependent way; among these, one class of drugs is antibiotics. Antibiotics work by targeting the structures or processes in bacteria that are different from those in human cells, such as the bacterial cell wall or protein synthesis mechanisms. This is in contrast to how other types of medications may work, such as analgesics, antidepressants, and anti-psychotics, which often produce their effects through interactions with specific receptors in the body.
For example, antidepressants like selective serotonin re-uptake inhibitors (SSRIs) function by interfering with the re-uptake of serotonin, increasing its availability in the synaptic cleft, thus acting as agonists. Anti-anxiety drugs often act as agonists for the GABA neurotransmitter, leading to a general depressant effect. In contrast to agonists, drugs like those used for Parkinson's disease treatment can include dopamine agonists that mimic dopamine due to the low levels of this neurotransmitter in such conditions.