The gene symbol PDGFRL2P refers to the "platelet-derived growth factor receptor-like 2, pseudogene." Here are the details regarding the gene based on your request:

### Overview of PDGFRL2P
- **Gene Type**: Pseudogene
- **Function**: As a pseudogene, PDGFRL2P does not code for a functional protein but may have regulatory roles or act as a competing endogenous RNA. 

### Gene Associations
1. **Associated Genes**: 
   - PDGFRL2P is related to its functional homologs in the PDGFR (platelet-derived growth factor receptor) family, particularly:
     - **PDGFRB (Platelet-Derived Growth Factor Receptor Beta)**: This gene is involved in cell growth, survival, and division.
     - **PDGFRA (Platelet-Derived Growth Factor Receptor Alpha)**: Similar functions in cell signaling and proliferation.
   - It might also share pathways or interactions with other genes important in cell signaling and development.

### Aging and Age-Related Diseases
- There is limited information directly linking PDGFRL2P to aging or specific age-related diseases. However, given its association with PDGFR signaling, it might indirectly relate to conditions where PDGF pathways are altered, such as:
  - **Fibrosis**
  - **Cancer**: Abnormal PDGF signaling has been implicated in various types of cancers which can become more prevalent with age.
  
Further research could provide insight into specific roles this pseudogene may play in aging or related pathologies.

### Drug Interactions
- As PDGFRL2P is a pseudogene, it does not directly interact with drugs or fall under known drug classes. However, its functional relatives (like PDGFRA and PDGFRB) are targets for several drugs, especially in cancer therapy, such as:
  - **Imatinib** (Gleevec): A tyrosine kinase inhibitor used to treat certain cancers.
  - **Sunitinib**: Used for renal cell carcinoma and gastrointestinal stromal tumors.

### Pathways and Biological Processes
- **Involvement in Pathways**: PDGFRL2P itself is not directly implicated in specific pathways due to its pseudogenic nature; however, it may play a role in modulating:
  - **Cell Growth and Proliferation Pathways**: Through mechanisms that may involve its functional homologs in stress response or growth factor signaling.
  - **Developmental Biology**: Influencing cellular responses during development.
  
- **Potential Biological Processes**:
  - While direct roles are not elucidated due to it being a pseudogene, it may contribute to processes like:
    - **Cell Communication**
    - **Molecular Interactions**: By acting as a decoy for regulatory RNAs or proteins.

### Conclusion
PDGFRL2P serves primarily as a pseudogene with potential indirect implications through its associations with actively functioning PDGF receptor genes. While there are no major findings directly associated with aging or drug interactions, its context within the broader scope of PDGF signaling suggests avenues for further research and investigation.