The gene symbol RNU6-650P refers to a member of the U6 small nuclear RNA (snRNA) gene family, specifically a pseudogene. Pseudogenes are sequences that resemble functional genes but have lost the ability to encode proteins. RNU6-650P is thought to be involved in the regulation of gene expression and may play a role in the processing of pre-mRNA as part of the spliceosome complex.

### 1. Associated Genes
While specific information about gene associations may not always be comprehensive, RNU6-650P is likely to be linked with numerous other genes involved in RNA processing and gene regulation pathways, such as:
- **RNU6-1**: A functional U6 small nuclear RNA gene that is involved in splicing.
- **SNRNP70**, **SNRNP200**, and other snRNP (small nuclear ribonucleoproteins) components that are associated with pre-mRNA splicing.

### 2. Aging and Age-related Diseases
RNU6-650P, as a member of the U6 snRNA family, might be indirectly tied to aging and age-related diseases due to its role in splicing. Aberrant splicing is a common feature associated with age-related diseases, including cancer and neurodegenerative disorders. Though there may not be direct studies focusing explicitly on RNU6-650P in the context of aging, the overall dysregulation of small RNAs and splicing factors has been noted in age-related changes and pathologies.

### 3. Drug Interactions
As RNU6-650P is a pseudogene and does not encode a protein, there are typically no direct drug interactions associated with it. However, general classes of drugs that affect RNA processing and gene expression—such as small molecules targeting spliceosomal components or oligonucleotides designed for RNA interference—could potentially influence the expression or function of related snRNAs, though not specifically tied to RNU6-650P.

### 4. Pathways and Biological Processes
RNU6-650P is primarily involved in:
- **RNA splicing**: The processing and editing of precursor mRNA, where introns are removed, and exons are joined together.
- **Formation of the spliceosome**: The subcellular structure that orchestrates the splicing process.
- **Regulation of gene expression**: Through interactions with other snRNAs and regulatory RNAs.

While RNU6-650P does not have direct, experimentally verified pathways unique to itself due to being a pseudogene, its functional counterparts in the U6 snRNA family are integral in mRNA splicing, which has significant implications in many signaling and metabolic pathways. 

In summary, while RNU6-650P stands as a pseudogene with a potential role in RNA processing, its implications in aging, drug interactions, and pathways are more nuanced and would generally relate to the functional U6 snRNA family and broader gene regulation processes.