Y44.4
Antithrombotic drugs [platelet-aggregation inhibitors]
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Cannot be used as primary diagnosis
Coding guidance (WHO 2019)
Excl.: acetylsalicylic acid (Y45.1) dipyridamole (Y52.3)
Sibling codes
Y44Agents primarily affecting blood constituentsY44.0Iron preparations and other anti-hypochromic-anaemia preparationsY44.1Vitamin B12, folic acid and other anti-megaloblastic-anaemia preparationsY44.2AnticoagulantsY44.3Anticoagulant antagonists, vitamin K and other coagulantsY44.5Thrombolytic drugsY44.6Natural blood and blood productsY44.7Plasma substitutesY44.9Other and unspecified agents affecting blood constituents