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  1. en.wikipedia.org › wiki › KetamineKetamine - Wikipedia

    Ketamine is a dissociative anesthetic used medically for induction and maintenance of anesthesia. It is also used as a treatment for depression and pain management.[18] It is a novel compound that was derived from phencyclidine in 1962 in pursuit of a safer anesthetic with fewer hallucinogenic effects.[19][20] At anesthetic doses, ketamine ...

    • C₁₃H₁₆ClNO
    • Ketalar, others
    • AU: B3
  2. en.wikipedia.org › wiki › CaffeineCaffeine - Wikipedia

    Caffeine is a central nervous system (CNS) stimulant of the methylxanthine class. [9] It is mainly used as a eugeroic ( wakefulness promoter) or as a mild cognitive enhancer to increase alertness and attentional performance. [10] [11] Caffeine acts by blocking binding of adenosine to the adenosine A 1 receptor, which enhances release of the ...

    • C₈H₁₀N₄O₂
    • 45 minutes–1 hour
  3. Scanning electron micrograph of HIV-1, colored green, budding from a cultured lymphocyte. HIV is the cause of the spectrum of disease known as HIV/AIDS. HIV is a retrovirus that primarily infects components of the human immune system such as CD4 + T cells, macrophages and dendritic cells. It directly and indirectly destroys CD4 + T cells.

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