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Promising new antiviral drugs
1Department of Pediatrics, University of California, School of Medicine, Los Angeles 90024.
Journal of the American Academy of Dermatology
|January 1, 1988
Summary
This study outlines a rational approach to developing antiviral drugs, highlighting acyclovir as a key example. It reviews various antivirals like interferon, ribavirin, and zidovudine for treating viral infections.
Area of Science:
- Virology
- Pharmacology
- Drug Development
Background:
- Antiviral drug development traditionally lacked a standardized, rational approach.
- The need for effective treatments against a range of viral infections is critical, especially in immunocompromised populations.
Purpose of the Study:
- To establish a framework for the rational evaluation and development of antiviral drugs.
- To review the efficacy of existing and emerging antiviral agents against various viral pathogens.
Main Methods:
- In vitro screening for antiviral activity.
- Preclinical testing for toxicity and efficacy in animal models.
- Clinical trials in human subjects.
Main Results:
- Acyclovir serves as a prototype for this rational drug development process.
- Interferon shows efficacy against cytomegalovirus (CMV) and papillomavirus infections.
- Ribavirin is effective for respiratory syncytial virus (RSV) and Lassa fever; DHPG is useful for CMV infections in immunocompromised patients.
- Zidovudine may reduce mortality in acquired immunodeficiency syndrome (AIDS) patients.
Conclusions:
- The outlined process enables more efficient antiviral drug discovery and development.
- Several antiviral agents, including acyclovir, interferon, ribavirin, and DHPG, demonstrate significant therapeutic potential.
- Further research into novel nucleoside analogs, prodrugs, and combination therapies is ongoing.