Who are Azulfidine En-Tabs's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Silver Sulfadiazine, Azo Gantanol, Silvadene, Trimethoprim, Azo Gantrisin, Sulfamylon.

How often does this brief refresh?

Every 30 minutes from primary sources (FDA, EMA, MHRA, PMDA, ClinicalTrials.gov, USPTO). Subscribe to the RSS feed below for push alerts.

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Last reviewed 2026-05-14 · How we verify

Azulfidine En-Tabs — Competitive Intelligence Brief

Azulfidine En-Tabs (Sulfasalazine) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Sulfonamide. Area: Immunology.

marketed Sulfonamide 5-aminosalicylic acid (5-ASA) moiety; sulfapyridine (SP) Immunology Small molecule Live · refreshed every 30 min

Target snapshot

Azulfidine En-Tabs (Sulfasalazine) — Pfizer. Anti-inflammatory and immunomodulatory properties with affinity for connective tissue and high concentration in serous fluids.

Comparator set (6 drugs)

Auto-detected by same drug class / molecular target / therapeutic area, ranked by phase + recency. Override with ?vs=slug1,slug2,….

Drug	Generic	Sponsor	Phase	Class	Target	Approval / PDUFA
Azulfidine En-Tabs TARGET	Sulfasalazine	Pfizer	marketed	Sulfonamide	5-aminosalicylic acid (5-ASA) moiety; sulfapyridine (SP)	1950-01-01
Silver Sulfadiazine	SILVER	King Pharms Llc	marketed	Sulfonamide Antibacterial [EPC]		1990-01-01
Azo Gantanol	SULFAMETHOXAZOLE	Pfizer	marketed	Sulfonamide Antimicrobial [EPC]		1973-01-01
Silvadene	Silver Sulfadiazine	Pfizer	marketed	sulfonamide antimicrobial	bacterial cell membrane and cell wall	1973-01-01
Trimethoprim	TRIMETHOPRIM	Dr Reddys Labs Sa	marketed	Sulfonamide Antimicrobial [EPC]	Dihydrofolate reductase	1973-01-01
Azo Gantrisin	sulfafurazole	Alra	marketed	Sulfonamide Antimicrobial	Endothelin-1 receptor	1971-01-01
Sulfamylon	MAFENIDE	Rising	marketed	Methylated Sulfonamide Antibacterial	Carbonic anhydrase 12	1969-01-01

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this set.

Patent timeline (forward window)

No upcoming patent expiries for this set.

Sponsor landscape (Sulfonamide class)

Pfizer · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Azulfidine En-Tabs — Competitive Intelligence Brief. https://druglandscape.com/ci/azulfidine-en-tabs. Accessed 2026-05-14.

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