The types axis of market taxonomy differentiates three pharmacologic families that together constitute the Blood-thinning Drugs segmentation. Vitamin K antagonists, epitomized by warfarin, still capture a modest share due to legacy use and cost advantages, yet their market contribution is declining as newer agents gain traction. Direct oral anticoagulants (DOACs)—including dabigatran, rivaroxaban, apixaban, and edoxaban—now dominate, collectively representing over half of global sales because of predictable pharmacokinetics and reduced monitoring requirements. Parenteral agents, such as unfractionated heparin, low‑molecular‑weight heparin, and fondaparinux, occupy the remaining share, primarily in inpatient settings where rapid onset and reversibility are critical. The relative weight of each type is dictated by therapeutic guidelines, safety profiles, and payer preferences, making the type‑based segmentation a pivotal factor in forecasting growth trajectories and competitive positioning within the anticoagulant market.