Incumbents defend revenue through staggered vertical integration, API backward integration, and incremental line extensions (e.g., 5 mg, 10 mg variants). Second-wave entrants pursue partnerships with contract sales organisations, co-marketing pacts with regional distributors, and localised blister packaging to meet country-level traceability mandates. Margin pressure is rising as tender mechanisms in EU-5 and large emerging markets prioritise lowest qualified bid, narrowing the once-substantial price gap between originator and copy. Supply chain security has surfaced as a key differentiator following repeated API quota tightening in key exporting regions, prompting players to dual-source intermediates and invest in on-site continuous-flow manufacturing to de-risk batch failures.