The MIR7515HG gene is a long non-coding RNA (lncRNA) gene located on the human genome. It is involved in the regulation of gene expression and has been implicated in various biological processes.

1. **Associated Genes**: 
   While specific additional genes directly associated with MIR7515HG may not be comprehensively cataloged, lncRNAs such as MIR7515HG often interact with protein-coding genes and other ncRNAs in regulatory networks. Generally, associations may come from co-expression studies, pathways, and networks of known interacting proteins or genes. Specific studies would be required to identify any additional genes that may be associated with MIR7515HG in certain contexts or conditions.

2. **Aging or Age-Related Diseases**: 
   Long non-coding RNAs have been found to play significant roles in various biological processes that are relevant to aging and age-related diseases. Some lncRNAs have been shown to have protective roles in cellular senescence, longevity, and the modulation of pathways related to cell growth and proliferation, though specific studies directly linking MIR7515HG to aging or age-related diseases are less documented. Further research may be needed to fully elucidate any direct connections that might exist.

3. **Drug or Drug Classes**: 
   As of the latest data up to October 2023, there may not be specific drugs or drug classes directly known to interact with MIR7515HG. However, lncRNAs can influence the pharmacodynamics of certain therapies by modulating pathways involved in disease states like cancer or cardiovascular conditions. It is vital to consult current pharmacogenomic databases or literature for any evolving information regarding MIR7515HG and drug interactions.

4. **Pathways and Biological Processes**: 
   The MIR7515HG gene, as a member of the non-coding RNA family, may be involved in various biological processes including, but not limited to:
   - Regulation of apoptosis
   - Cell proliferation
   - Modulation of stress responses
   - Epigenetic regulation
   - Influence on cellular differentiation
   Additionally, it may be implicated in pathways such as those involved in cancer progression and metabolic regulation based on its expression patterns.

In summary, while specific details regarding MIR7515HG may be limited in publicly available resources, its role as an lncRNA suggests it may have diverse implications in biological processes, potential associations with aging mechanisms, and possible interactions within therapeutic contexts. Future studies will likely shed more light on these areas.