4 active shortage notices across 2 countries.
Last updated 2 Aug 2026 · sourced from official medicines regulators
| Country | Severity | Notices | Since | Est. resolution | Source |
|---|---|---|---|---|---|
| United States | high | 2 | 29 May 2013 | — | FDA MedWatch |
| Canada | medium | 2 | 11 Apr 2014 |
| — |
| HC |
Yes. As of the latest regulator updates, Diphenhydramine Hydrochloride has 4 active shortage notices across 2 countries (United States, Canada). Status is refreshed daily from official regulatory sources.
Regulators attribute the current Diphenhydramine Hydrochloride shortages to regulatory action, supply-chain disruption, manufacturing problems. The exact cause varies by country and product — each notice on this page links to the official source.
Every shortage notice on this page is scraped daily from an official national medicines regulator (such as the FDA, TGA, MHRA or EMA) and linked back to its source. Mederti aggregates 40+ regulators across 50+ countries and never publishes unsourced shortage claims.
Doxepin-Hydrochloride · Diphenhydramine · Doxepin Hydrochloride · Doxepin Hydrochloride Capsules · Doxepin
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