Dear Healthcare Professional Letters - Medicine Safety Alerts
Summary
Medsafe NZ publishes a comprehensive index of Dear Healthcare Professional Letters sent by the therapeutic products industry since January 2025, covering 38 distinct safety communications for medicines including Alecensa (alectinib – hypertriglyceridaemia), Columvi (glofitamab – haemophagocytic lymphohistiocytosis), Epilim (valproate – pregnancy risk), Paxlovid (renal impairment), Topiramate Actavis (pregnancy restrictions), and Risperdal (paediatric overdoses). Entries include product name, date sent, linked PDF document, and reason for communication. Letters are published voluntarily on Medsafe's behalf and may not represent a complete record of all safety communications issued.
“These letters are provided voluntarily and this section may not be comprehensive.”
About this source
GovPing monitors Medsafe NZ Safety Alerts for new healthcare & life sciences regulatory changes. Every update since tracking began is archived, classified, and available as free RSS or email alerts — 2 changes logged to date.
What changed
This page is an index of Dear Healthcare Professional Letters published by Medsafe NZ on behalf of the therapeutic products industry, listing 38 individual safety communications spanning January 2025 through April 2026. Each entry contains the date sent, product name with a linked PDF document, and the stated reason for the communication — ranging from new adverse reaction identifications (Alecensa, Columvi, Polivy, Imbruvica, Ocrevus) to supply discontinuations (Risperdal, Ribomustin) to packaging and labelling issues (Zypine ODT, Candesartan Viatris) to pregnancy risk restrictions (Topiramate Actavis, Epilim) and renal dosing updates (Paxlovid). The page serves as a reference library rather than a single regulatory action.
Healthcare providers, pharmacists, and prescribers in New Zealand should use this index to identify whether any of their patients are affected by the safety communications listed, particularly for the high-profile cases involving new identified risks (haemophagocytic lymphohistiocytosis, severe hypertriglyceridaemia, hepatotoxicity, liver injury) or restrictions on use in pregnancy (valproate, topiramate). Pharmaceutical companies should note that Medsafe publishes these letters on behalf of the industry on a voluntary basis, and that the index explicitly states it may not be comprehensive.
Archived snapshot
Apr 27, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
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Revised: 8 April 2026
Safety Information
Dear Healthcare Professional Letters
This section provides copies of letters sent to healthcare professionals
by the therapeutic products industry. These letters detail possible safety
or quality concerns, they are published here on behalf of the industry.
These letters are provided voluntarily and this section may not be comprehensive.
| Date sent | Product | Reason |
|---|---|---|
| 2 April 2026 | Candesartan Viatris (PDF, 4 pages, 677 KB) | Candesartan Viatris 4mg, 8mg, 16mg |
and 32mg Tablets – Supply of French Carton, Foils and
Leaflet |
| 5 March 2026 | Zypine ODT (PDF, 2 pages, 488 KB) | Zypine ODT (Olanzapine) 10 mg
Orodispersible Tablets – Alternative Registered Foils |
| 9 February
2026 | Alecensa (PDF, 2 pages, 145 KB) | Alecensa (alectinib) new adverse
reaction of severe hypertriglyceridaemia |
| 2 February
2026 | Zypine ODT (PDF, 2 pages, 410 KB) | Zypine ODT (Olanzapine) 10 mg
Orodispersible Tablets – Alternative Registered Foils |
| 14 January 2026 | Columvi (PDF, 3 pages, 145 KB) | New important identified risk of haemophagocytic
lymphohistiocytosis with Columvi (glofitamab) |
| 20 November 2025 | Codeine Phosphate Tablets (Noumed) (PDF, 2 pages, 594 KB) | Codeine Phosphate Tablets (Noumed) 15 mg, 30 mg and 60 mg -
Overlabelling of cartons and blister packs due to stock
shortages / out of stock |
| 22 October 2025 | Estradot (PDF, 3 pages, 451 KB) | Recent complaints for Estradot® transdermal patches (25, 50,
75 and 100 mcg/24 hrs) |
| 13 October 2025 | Paxlovid (PDF, 5 pages, 322 KB) | Paxlovid (nirmatrelvir/ritonavir) treatment in patients with
severe renal impairment |
| 24 September 2025 | Risperdal (PDF, 3 pages, 213 KB) | Discontinuation of RISPERDAL® (risperidone) tablets across
all strengths as of 15 December 2025 |
| 22 September 2025 | Ribomustin (PDF, 2 pages, 216 KB) | Discontinuation of RIBOMUSTIN® (bendamustine hydrochloride)
25mg & 100mg powder for infusion as of 30 November 2025 |
| 17 September 2025 | Epilim (PDF, 2
pages, 167 KB) | Updated safety information for valproate: Risk in pregnancy
and women of childbearing potential - lower birth weight
following in utero exposure to valproate |
| 15 September 2025 | Lenalidomide
Viatris (PDF, 2 pages, 379 KB) | Lenalidomide Viatris (lenalidomide) Capsules - NZ-specific
cartons |
| 12 September 2025 | Polivy (PDF, 3 pages, 169 KB) | Infusion site extravasation is a new
identified risk for Polivy (polatuzumab vedotin) |
| 8 September 2025 | Tegretol (PDF, 1 page, 156 KB) | Tegretol (carbamazepine) liquid: limitation of use in
neonates |
| 22 August 2025 | Topiramate Actavis (PDF, 7 pages, 848 KB) | Topiramate: New restrictions to prevent exposure during
pregnancy |
| 14 August 2025 | Vancomycin
(as hydrochloride) (PDF, 1 page, 114 KB) | Vancomycin (as hydrochloride) approval for European
batch to mitigate short-term gap in supply |
| 12 August 2025 | Lenalidomide Viatris (PDF, 2 pages, 306 KB) | Lenalidomide Viatris (lenalidomide) capsules – alternative registered foils |
| 4 August 2025 | Ocrevus (PDF, 3
pages, 219 KB) | Ocrevus (ocrelizumab): liver injury (without findings of viral
hepatitis) |
| 21 July 2025 | CellCept (mycophenolate mofetil) (PDF, 3 pages, 135 KB) | New important identified risk: anaphylactic reaction |
| 14 July 2025 | Lenalidomide Viatris (PDF, 2 pages, 543 KB) | Lenalidomide Viatris capsules (lenalidomide): labelling
exemption for alternative registered foils |
| 26 June 2025 | Risperdal (PDF, 8 pages, 308 KB) | Accidental overdoses in children and adolescents treated with
risperidone 1mg/ml oral solution following administration errors |
| 30 May 2025 | Ventolin (PDF, 2 pages, 200 KB) | Ventolin (salbutamol (as sulfate) aerosol inhaler) - reinforcing
information regarding number of prescribed doses available |
| 22 May 2025 | Estradiol (Mylan) (PDF, 3 pages, 352 KB) | Estradiol Transdermal Patches (Mylan) granted full consent; US
packs will continue to be supplied in the short-term |
| 22 May 2025 | Zyprexa IM (PDF, 2 pages, 226 KB | Zyprexa IM (olanzapine) 10mg powder for injection: Temporary
supply of overseas product |
| 7 April 2025 | Topamax (PDF, 4 pages, 143KB) | Topamax (topiramate): New restrictions to prevent exposure during
pregnancy |
| 31 March 2025 | Venofer (PDF, 2 pages, 314KB) | Important information: VENOFER® (iron sucrose) 20 mg/mL solution
for injection INTERIM PACKAGING |
| 18 March 2025 | GONAL-f (PDF, 1 page, 164 KB) | Editorial changes to the printed volumes on GONAL-f Pen labels. |
| 12 February 2025 | Konakion
MM Paediatric (PDF, 2 pages, 284 KB) | KONAKION MM Paediatric 2mg/0.2mL solution for injection:
Temporary supply of overseas product |
| 28 January 2025 | Imbruvica (PDF,
4 pages, 296 KB) | Newly identified risk of hepatotoxicity (including hepatic
failure) in warnings and precautions section of the Imbruvica NZ
data sheet and consumer medicine information |
See here for archived Dear Healthcare Professional Letters
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Source document text, dates, docket IDs, and authority are extracted directly from Medsafe NZ.
The summary, classification, recommended actions, deadlines, and penalty information are AI-generated from the original text and may contain errors. Always verify against the source document.
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