| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| ondansetron 4 mg/2 mL injection, 4 x 2 mL ampoules | has MPUU | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some | 1 | 
| ondansetron 4 mg/2 mL injection, 2 x 2 mL ampoules | has MPUU | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some | 1 | 
| Ondansetron (AFT) 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| Ondansetron (Baxter) 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| Ondansetron (Viatris) 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| Zofran 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| ondansetron 4 mg/2 mL injection, 10 x 2 mL ampoules | has MPUU | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some | 1 | 
| Ondansetron (Claris) 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| ondansetron 4 mg/2 mL injection, 2 mL ampoule | has MPUU | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some | 1 | 
| Ondansetron (Alphapharm) 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| ondansetron 4 mg/2 mL injection, 5 x 2 mL ampoules | has MPUU | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some | 1 | 
| Ondansetron (Pfizer (Perth)) 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| Ondansetron (RL) 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| Onsetron 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| Ondansetron (Kabi) 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| Ondaz 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| Ondansetron (Medis) 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| Ondansetron (MYX) 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| Ondansetron (Accord) 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| Ondansetron (Sandoz) (ondansetron 4 mg / 2 mL) injection, 2 mL ampoule (trade product unit of use) | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| Ondansetron (Mylan) 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  | 
| Danzetron 4 mg/2 mL injection, 2 mL ampoule | Is a | True | ondansetron 4 mg/2 mL injection, ampoule | Inferred relationship | Some |  |