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ATC A07EC01 · Aminosalicylic Acid and Similar Agents · updated 2 Nov 2026
Sulfasalazine shortage
As of 2 Nov 2026, Sulfasalazine has a reported shortage in 1 of the 16 countries we track (Japan), covering 2 products from 1 company.
Is there a Sulfasalazine shortage?
Yes. As of 2 Nov 2026, Sulfasalazine is reported short in 1 of the 16 countries we track: Japan. No company has given a return date.
Timeline
Solid bars run from the reported start to today; faded bars show the time left until the expected return. An arrow means no return date was given.
Which companies are short
products short, all countriesCompared with similar medicines
ATC group A07EC · Aminosalicylic Acid and Similar AgentsAffected products
| Country | Product | Company | Since | Expected back | Reason |
|---|---|---|---|---|---|
| JP | サラゾスルファピリジン腸溶錠500mg「CH」 limited | Choseido | 22 Jan 2025 | not given | Other |
| JP | サラゾスルファピリジン腸溶錠250mg「CH」 limited | Choseido | 8 Apr 2025 | not given | Other |
"Expected back" is the date the company gave the authority, when it gave one. Ask a pharmacist about alternatives.
Questions
Is there a Sulfasalazine shortage?
Yes. As of 2 Nov 2026, Sulfasalazine is reported short in 1 of the 16 countries we track: Japan. No company has given a return date.
When will Sulfasalazine be back in stock?
No return date has been given; Japan: no date given. These are company estimates reported to each authority.
Why is Sulfasalazine in short supply?
The most common reason reported is: other. Reasons by product are listed in the table below.
Which companies have Sulfasalazine shortages?
Choseido.