| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Heparin sodium 10units/ml I.V. flush solution 5ml ampoules (LEO Pharma) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 10units/ml patency solution 5ml ampoules (A A H Pharmaceuticals Ltd) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 10units/ml I.V. flush solution 5ml ampoules (Wockhardt UK Ltd) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 50units/5ml patency solution ampoules (Alliance Healthcare (Distribution) Ltd) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 500units/500ml solution for infusion bags | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 1,000units/500ml solution for infusion bags | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 2,000units/1,000ml solution for infusion bags | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 500units/500ml solution for infusion Viaflex bags (Baxter Healthcare Ltd) | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 1,000units/500ml solution for infusion Viaflex bags (Baxter Healthcare Ltd) | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 2,000units/1,000ml solution for infusion Viaflex bags (Baxter Healthcare Ltd) | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 100units/1ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 100units/1ml solution for injection ampoules (Special Order) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 5,000units/1litre infusion bags | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 5,000units/1litre infusion Viaflex bags (Baxter Healthcare Ltd) | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 5,000units/ml eye drops preservative free | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 5,000units/ml eye drops preservative free (Special Order) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 50units/50ml solution for infusion pre-filled syringes | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 50units/50ml solution for infusion pre-filled syringes (Special Order) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 25,000units/50ml solution for infusion pre-filled syringes | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 25,000units/48ml solution for infusion pre-filed syringes | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 25,000units/50ml solution for infusion pre-filled syringes (Special Order) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 25,000units/48ml solution for infusion pre-filed syringes (Special Order) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 25,000units/25ml solution for injection pre-filled syringes | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 25,000units/25ml solution for injection pre-filled syringes (Special Order) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Generic TauroLock-Hep100 catheter lock solution 3ml ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Generic TauroLock-Hep500 catheter lock solution 5ml ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| TauroLock-Hep100 catheter lock solution 3ml ampoules (TauroPharm GmbH) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| TauroLock-Hep500 catheter lock solution 5ml ampoules (TauroPharm GmbH) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 1,000units/500ml infusion Viaflex bags (Baxter Healthcare Ltd) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 2,000units/1litre infusion Viaflex bags (Baxter Healthcare Ltd) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 5,000units/1litre infusion Viaflex bags (Baxter Healthcare Ltd) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 500units/500ml infusion Viaflex bags (Baxter Healthcare Ltd) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 30,000units/30ml solution for injection pre-filled syringes | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 30,000units/30ml solution for injection pre-filled syringes (Special Order) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Vancomycin + Gentamicin + Heparin | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Vancomycin 600micrograms/6ml / Gentamicin 120micrograms/6ml / Heparin sodium 21,000units/6ml solution for injection pre-filled syringes | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Vancomycin 600micrograms/6ml / Gentamicin 120micrograms/6ml / Heparin sodium 21,000units/6ml solution for injection pre-filled syringes (Special Order) | Has active ingredient | True | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 1,000units/1ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 5,000units/5ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 5,000units/5ml solution for injection vials | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 5,000units/1ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 25,000units/5ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 25,000units/5ml solution for injection vials | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 25,000units/1ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 125,000units/5ml solution for injection vials | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 10,000units/10ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 20,000units/20ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin calcium 5,000units/0.2ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin calcium 5,000units/0.2ml solution for injection pre-filled syringes | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin calcium 12,500units/0.5ml solution for injection pre-filled syringes | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 5,000units/0.2ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 200units/2ml patency solution ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin calcium 12,500units/0.5ml solution for injection pre-filled syringes | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin calcium 5,000units/0.2ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin calcium 5,000units/0.2ml solution for injection pre-filled syringes | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 1,000units/1ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 10,000units/10ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 125,000units/5ml solution for injection vials | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 20,000units/20ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 200units/2ml patency solution ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 25,000units/1ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 25,000units/5ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 25,000units/5ml solution for injection vials | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 5,000units/0.2ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 5,000units/1ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 5,000units/5ml solution for injection ampoules | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  | 
| Heparin sodium 5,000units/5ml solution for injection vials | Has active ingredient | False | Heparin | Inferred relationship | Existential restriction modifier |  |