Amantadine Hydrochloride is an organic compound that can play a role in the treatment and prevention of viral infections, as an antitremor paralytic and antiviral drug, which can inhibit viral transmission into the host cell, affect viral decortication, and inhibit viral reproduction. Amantadine hydrochloride can be used in the treatment of viral infection diseases, effective prevention and treatment of various influenza A virus infections, but also as an anti-Parkinsonian drug, to promote the synthesis and release of striatal dopamine, reduce the nerve cells to dopamine reuptake, thus improving the symptoms of Parkinson’s patients. Side effects such as depression, nervousness, and hallucinations may occur with the use of this drug. It is contraindicated for those who are allergic to the drug. The drug is recommended to be used under the supervision of a doctor to avoid unauthorized consumption and unnecessary damage to the body.