### CPSF1P1 Gene Overview
The **CPSF1P1** (CPSF1 antisense RNA 1) gene is a pseudogene, located on human chromosome 3, and is a member of the CPSF1 (Cleavage and Polyadenylation Specificity Factor 1) gene family. It is primarily characterized by its homology to the CPSF1 gene, which is involved in the cleavage and polyadenylation of mRNA.

### Additional Associations
1. **Associated Genes**:
   - **CPSF1**: The primary gene with which CPSF1P1 is associated. CPSF1 is critical for the maturation of mRNA.
   - **CPSF2**: Part of the same polyadenylation machinery, related to CPSF1.
   - **CPSF3** and **CPSF4**: Also part of the cleavage and polyadenylation process.
   - **HNRNPA1**: A gene involved in pre-mRNA splicing which may indirectly relate due to its role in mRNA metabolism.

### Age-Related Information
Currently, there is limited specific research directly linking CPSF1P1 to aging processes or age-related diseases. However, the gene's association with mRNA processing might suggest potential implications in the molecular mechanisms of aging, given that alterations in mRNA splicing and regulation are commonly observed in age-related cellular senescence and disorders. Future studies could elucidate potential links between CPSF1P1 and the aging process.

### Drug Interactions
As of now, there appears to be no direct information referencing a significant interaction between drugs or drug classes and the CPSF1P1 gene specifically. Given that CPSF1P1 is a pseudogene, its direct involvement with drug metabolism or therapeutic targets may be limited. However, CPSF1 and related genes may be implicated in broader drug interactions related to mRNA processing.

### Pathways and Biological Processes
The CPSF1P1 gene itself may not be directly involved in physiological pathways due to its pseudogenic nature. However, as it is associated with CPSF1 and the cleavage and polyadenylation of pre-mRNA, we can infer its connections to several biological processes and pathways, including:
- **mRNA Metabolism**: Essential for the processing of pre-mRNA into functional mRNA transcripts.
- **Gene Expression Regulation**: Participates in the regulation of mRNA stability and translation efficiency.
- **RNA Processing**: Integral to the maturation of RNA through cleavage and polyadenylation steps.

### Summary
The CPSF1P1 gene, being a pseudogene of CPSF1, has limited functional insights and direct associations with drugs. While its role in aging and age-related disease has not been specifically identified, its involvement in mRNA processing highlights its potential significance in broader biological contexts. Further research is needed to clarify its implications in health and disease.