The correct options are
A paracetamol
D para-amino phenol
Antipyretic drugs are applied in order to reduce fever. These will not be effective, if the individual does not have fever. Antipyretic drugs target the hypothalamus, in order to override an interleukin induced fever.
Aspirin, paracetamol, metamizole, nebumetone, nimesulide, phenazone, rodinal (para-amino phenol) and quinine are examples of this.
Various antipyretics drugs like paracetamol that is commonly available in the form of acetaminophen, and Aspirin that is related to salicylates like choline slicylate, magnesium salicylate and sodium salicylate are used in order to reduce fever.
Narcotic analgesic or opioid medications are used for treating moderate to severe pain.
Narcotic agonists include natural opium alkaloids (eg, morphine, codeine), semisyntheticanalogs (eg, hydromorphone, oxymorphone, oxycodone), and synthetic compounds (eg,meperidine, levorphanol, methadone, sufentanil, alfentanil, fentanyl, remifentanil, andlevomethadyl.
Barbituric acid acts as central nervous system depressant.