The ZBTB20-AS4 gene corresponds to a long non-coding RNA (lncRNA) that is believed to play a role in gene regulation. While information on ZBTB20-AS4 is somewhat limited in general literature, I can provide you with a more detailed overview based on available data.

### Overview of ZBTB20-AS4 (Zinc Finger and BTB Domain Containing 20, Antisense RNA 4)

1. **Associated Genes**:
   - ZBTB20 (Zinc Finger and BTB Domain Containing 20): ZBTB20-AS4 is an antisense transcript of the ZBTB20 gene, which has roles in the regulation of gene expression related to neuronal development and may be involved in some disease processes such as neurodegeneration.
   - Other genes that may have indirect associations due to shared regulatory pathways or co-expression patterns are less well-defined due to limited direct research.

2. **Aging and Age-Related Diseases**:
   - While specific studies linking ZBTB20-AS4 directly to aging or age-related diseases are currently sparse, lncRNAs in general can influence cellular processes associated with aging, such as cellular senescence and regulation of inflammation.
   - Given its proximity to ZBTB20, which may relate to neurodegenerative conditions, ZBTB20-AS4 might play a role indirectly in cognitive aging or diseases such as Alzheimer's disease, particularly through regulatory networks involving neural functions.

3. **Drug Interactions**:
   - Current drug interaction data specific to ZBTB20-AS4 is limited as most studies on lncRNAs focus on their regulatory functions rather than specific drug interactions. 
   - However, lncRNA-mediated regulations may indirectly affect the efficacy of certain therapeutic drugs used to treat diseases influenced by ZBTB20, as any drug impacting ZBTB20 expression could potentially engage ZBTB20-AS4 in regulatory feedback.

4. **Pathways and Biological Processes**:
   - ZBTB20-AS4 is involved in regulatory pathways primarily focusing on gene expression modulation.
   - Its functions may include:
     - Regulation of transcription: As an antisense RNA, it may influence the expression of its sense counterpart (ZBTB20) and potentially inhibit or enhance its activity.
     - Possible roles in neuronal development and differentiation, reflecting the function of ZBTB20, which is involved in brain development.
     - Implications in the immune response and inflammatory pathways owing to its potential regulatory role on gene expression in immune cells.

### Conclusion

While ZBTB20-AS4 is not as extensively characterized as other genes, its relationship with the ZBTB20 gene and its potential regulatory roles suggest that it may have implications in neuronal biology and possibly in age-associated pathologies. Continued research will help clarify its functions and associations further. For specific drugs or detailed pathways, more focused empirical studies would be required to elucidate its role in medicinal contexts.