1. Drug Delivery: The conceptual perspectives and therapeutic applications 2. Rational design of linkers in polymer drug conjugates 3. Exploration of polymers in drug delivery: The structural and functional considerations 4. Chemistry of conjugation in drug delivery: The prospects of biodegradable and non-biodegradable bonds 5. Polymer-drug conjugation using ester and orthoester bond: Mechanism, protocols and applications 6. Polymer-drug linking through amide bonds: The chemistry and applications in drug delivery 7. Drug-Polymer conjugate tailoring by disulfide linkage and its exploration in drug distribution 8. Thioether linkage Chemistry: Perspectives and prospects in therapeutic designing 9. Drug targeting to cancer cells through stimuli responsive imine bonds: Fascinating aspects of site specificity 10. Carbamate-drug conjugates in drug delivery: Structural and mechanistic considerations 11. Bonding through phosphodiester moiety: Its implications in pharmaceutical modifications 12. Enzymatically degradable linkers 13. Dendrimer-Drug conjugates 14. Antibody-Drug conjugates 15. Polymer-Drug Conjugates in Clinical Trials: Challenges, Opportunities and Future prospects