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ATC J05AP01 · Antivirals for treatment of HCV infections · updated 4 Nov 2026
Ribavirin shortage
As of 4 Nov 2026, Ribavirin has a reported shortage in 1 of the 16 countries we track (Japan), covering 1 product from 1 company.
Is there a Ribavirin shortage?
Yes. As of 4 Nov 2026, Ribavirin 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 countriesListed: Merck & Co. (MSD) MRK · NYSE
Compared with similar medicines
ATC group J05AP · Antivirals for treatment of HCV infectionsAffected products
| Country | Product | Company | Since | Expected back | Reason |
|---|---|---|---|---|---|
| JP | レベトールカプセル200mg | MSD | 2 Mar 2026 | 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 Ribavirin shortage?
Yes. As of 4 Nov 2026, Ribavirin is reported short in 1 of the 16 countries we track: Japan. No company has given a return date.
When will Ribavirin be back in stock?
No return date has been given; Japan: no date given. These are company estimates reported to each authority.
Why is Ribavirin in short supply?
The most common reason reported is: other. Reasons by product are listed in the table below.
Which companies have Ribavirin shortages?
Merck & Co. (MSD).