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AU ATC N04AA01 · updated 2 Nov 2026

Trihexyphenidyl shortage in Australia

Is there a Trihexyphenidyl shortage in Australia?

Yes. As of 2 Nov 2026, 2 Trihexyphenidyl products are reported short in Australia, the first since 25 Jun 2026. The company estimate for the return is 18 Dec 2026 (latest 22 Jan 2027). Main reason: not stated.

Also short in Canada. All countries.

Affected products in Australia

CountryProductCompanySinceExpected backReason
AUARTANE 2 mg trihexyphenidyl hydrochloride 2 mg tablet bottle25 Jun 202618 Dec 2026Not stated
AUARTANE 5 mg trihexyphenidyl hydrochloride 5 mg tablet bottle24 Sep 202622 Jan 2027Not stated

Source

Therapeutic Goods Administration (TGA), Medicine Shortage Reports Database. Official list. National shortages of reportable medicines, current and anticipated within six months; one row per product.