Medicines labeled for the same conditions
Alternatives to sulfadiazine
9 other medicines are given the same way (oral) and in the same FDA class as sulfadiazine or labeled mainly for the same use (urinary tract infections); the others include 2 tetracycline-class drugs, 1 beta lactamase inhibitor and 1 nitrofuran antibacterial (FDA labels read October 8, 2026).
Which medicines are labeled for the same conditions as sulfadiazine?
Urinary tract infections lists all 39 medicines labeled for it, by any route. Each row shows the conditions both labels name. They are listed as public records, not as substitutes: whether one can replace another depends on the person and is a prescriber's decision.
| Medicine and FDA class | Shared indication | Generic labelers (oral) | Pharmacy cost | Boxed warning | Shortage |
|---|---|---|---|---|---|
| Sulfadiazinesulfonamide antibacterial | this medicine | 2 labelers | $15.06 per tablet 500 mg tablet | No | No current entry |
| Doxycyclinetetracycline-class drug | Urinary tract infections | 71 labelers | $0.118 per tablet 100 mg tablet | No | A presentation being discontinued |
| Amoxicillin and clavulanatebeta lactamase inhibitor | Urinary tract infections | 31 labelers | $0.0693 per mL 600-42.9 mg/5 mL sus | No | No current entry |
| Nitrofurantoinnitrofuran antibacterial | Urinary tract infections | 47 labelers | $0.165 per capsule 50 mg capsule | No | A presentation being discontinued |
| Minocyclinetetracycline-class drug | Urinary tract infections | 21 labelers | $0.343 per capsule 100 mg capsule | No | No current entry |
| Methenamine | Urinary tract infections | 10 labelers | $0.313 per tablet 1 g tablet | No | No current entry |
| Fosfomycin | Urinary tract infections | 10 labelers | $26.22 per unit 3 g sachet | No | No current entry |
| Gepotidacintriazaacenaphthylene bacterial type ii topoisomerase inhibitor | Urinary tract infections | none listed | $91.40 per tablet 750 mg tablet | No | No current entry |
| Pivmecillinam | Urinary tract infections | none listed | n/a | No | No current entry |
| Probenecid and sulopenem etzadroxil | Urinary tract infections | none listed | n/a | No | No current entry |
Source: FDA drug labels (indications) via openFDA; FDA NDC Directory; CMS NADAC of October 7, 2026; FDA Drug Shortage Database (FDA files October 8, 2026)
What do pharmacies pay for each?
The headline NADAC price per unit of each medicine's most widely listed form; strengths differ, so compare like with like on each record.
Source: CMS National Average Drug Acquisition Cost (NADAC) survey, October 7, 2026: what retail pharmacies paid per unit; not a counter price
What next?
- Sulfadiazine: the full record
- label, generics, price, shortages, recalls