| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Phenytoin - chemical | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Product containing precisely phenytoin 50 milligram/1 each conventional release chewable tablet (clinical drug) | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin 6 mg/mL oral suspension | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| fenytoin 90 mg/ 5 ml, sockerfri suspension | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin sodium 50 mg oral tablet | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin sodium 100 mg oral tablet | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin sodium 300 mg oral capsule | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin sodium 25 mg oral capsule | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin sodium 50 mg oral capsule | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| natriumfenytoin 100 mg, kapsel med modifierad frisättning | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| fenytoinnatrium 50 mg/ml, injektionsvätska, lösning, ampull 5 ml | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| natriumfenytoin | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin sodium [antiarrythmic] | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin sodium [status epilepsy] | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin, free measurement | Has measured component | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Gingival hypertrophy due to diphenylhydantoin | Causative agent | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Accidental phenytoin poisoning | Causative agent | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Intentional phenytoin poisoning | Causative agent | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| fenytoinförgiftning, med oklar avsikt | Causative agent | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin adverse reaction | Causative agent | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Allergy to phenytoin (finding) | Causative agent | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin overdose (disorder) | Causative agent | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Intentional phenytoin overdose | Causative agent | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| överdos av fenytoin, med oklar avsikt | Causative agent | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin measurement | Has measured component | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Drug-induced lupus erythematosus due to diphenylhydantoin | Causative agent | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Poisoning by phenytoin | Causative agent | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Accidental overdose of phenytoin | Causative agent | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin blood measurement | Has measured component | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Serum phenytoin measurement | Has measured component | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Product containing precisely phenytoin 25 milligram/1 milliliter conventional release oral suspension (clinical drug) | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin 50mg tablet | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| natriumfenytoin 30 mg, kapsel med modifierad frisättning | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin, free measurement | Component | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin measurement | Component | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin blood measurement | Component | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Serum phenytoin measurement | Component | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Product containing phenytoin in oral dose form (medicinal product form) | Is a | True | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Product containing phenytoin in parenteral dose form (medicinal product form) | Is a | True | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| natriumfenytoin | Is a | False | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  | 
| Phenytoin only product | Is a | True | Product containing phenytoin (medicinal product) | Inferred relationship | Some |  |