Atorvastatin is a medication that inhibits the HMG-CoA reductase enzyme. Hanmi Pharmaceutical Co., Ltd approved it in January 2008.

Trazodone, a selective inhibitor of serotonin reuptake transporter 5, has been a key treatment for depression since its approval in Dec 1981 by Angelini Pharma.

Acetaminophen, a small molecule COX enzyme inhibitor drug approved in January 1966, is widely used for pain relief and fever reduction.

Metronidazole, a small molecule drug approved in 1960 by Pfizer Inc., inhibits DNA synthesis and is highly effective against anaerobic bacteria and protozoa.

Pantoprazole is a small molecule medicine classed as a proton pump inhibitor, which means it reduces the amount of acid generated in the stomach.

Ivermectin, a small molecule drug, operates as a modulator of the glutamate-gated chloride channel, an action that forms the basis of its pharmacological activity.

Prednisone is a widely-used corticosteroid drug for treating inflammatory conditions such as allergies, arthritis, and asthma, working by suppressing the immune system to reduce inflammation.

Amlodipine is a calcium channel blocker medication designed to treat hypertension and angina. It works by relaxing blood vessels and promoting blood flow.

Tramadol is a prescription painkiller used for moderate to severe pain relief. It works by binding to opioid receptors in the brain and spinal cord, reducing pain perception.

Sertraline, a widely used SSRI drug for treating depression, anxiety, and OCD in adults and children, affects brain neurotransmitter interactions.

Doxycycline is a tetracyclin-like broad-spectrum antibiotic that stops bacteria from growing and replicating by inhibiting the synthesis of bacterial proteins.

Omeprazole, a common PPI, is used to treat gastrointestinal conditions like GERD, peptic ulcers, and Zollinger-Ellison syndrome.