APPROVAL US

Sidhelo (donidalorsen) approved for on-demand treatment of hereditary angioedema attacks

FDA approved donidalorsen (Sidhelo; Kalvista Pharmaceuticals) oral tablets for on-demand treatment of acute attacks of hereditary angioedema (HAE) in adults and adolescents aged 12 and older. Donidalorsen is a plasma kallikrein inhibitor; the approval was supported by the ZENITH-1 phase 3 trial showing significant reduction in attack severity and time to symptom relief vs placebo. It is the first oral on-demand HAE therapy.

Latest

20 items
  1. LABEL CHANGE US

    Mounjaro (tirzepatide) label updated: kidney protection benefit added for T2D + CKD

    FDA approved a labelling update for Mounjaro (tirzepatide; Eli Lilly) to include reduction in the risk of a composite kidney outcome in adults with type 2 diabetes and chronic kidney disease, based on the SURPASS-CVOT renal substudy and the dedicated SURPASS-CKD trial data. The update extends tirzepatide's cardiovascular-renal benefit profile alongside the existing glycaemic control and weight management indications.

  2. SAFETY NOTICE US

    FDA updates SGLT2 inhibitor labelling: enhanced Fournier's gangrene warning

    FDA updated labelling for all SGLT2 inhibitors (empagliflozin, dapagliflozin, canagliflozin, ertugliflozin) to include enhanced warnings about Fournier's gangrene (necrotising fasciitis of the perineum) — a rare but life-threatening infection. The update adds specific guidance on risk factors, early recognition signs, and the need for immediate discontinuation and surgical assessment.

  3. APPROVAL US

    Kisunla (donanemab) receives full traditional FDA approval for early symptomatic Alzheimer's disease

    FDA granted traditional approval to donanemab (Kisunla; Eli Lilly) for adults with early symptomatic Alzheimer's disease — converting the accelerated approval granted in July 2024. The confirmatory TRAILBLAZER-ALZ 2 trial showed a statistically significant 35% slowing of clinical decline on the iADRS composite scale vs placebo at 76 weeks. The label supports treatment discontinuation once amyloid plaque clearance is confirmed by PET or CSF.

  4. APPROVAL US

    Cobenfy (xanomeline-trospium) label expanded to include maintenance therapy for schizophrenia

    FDA approved a supplemental label for Cobenfy (xanomeline and trospium chloride; Bristol Myers Squibb), the first muscarinic agonist for schizophrenia, to include a maintenance-of-effect indication. The update is supported by the EMERGENT-4 long-term extension trial demonstrating sustained symptom control and a favourable tolerability profile over 52 weeks without dopamine D2 blockade.

  5. RECALL US

    Compounded Glutathione Injection recalled over elevated endotoxin levels

    Greenwich Rx issued a voluntary nationwide recall of compounded Glutathione Injection due to potential elevated endotoxin levels. Endotoxin contamination can cause fever, chills, low blood pressure, and septic shock in patients receiving injections. Affected lots should not be administered; pharmacies are asked to quarantine and return stock.

  6. SITE UPDATE

    Ibuprofen page launched — PK data, structure viewer, and dose curve

    DrugTheGuide's first drug page covers ibuprofen (racemate, dexibuprofen, lysine and sodium salt variants) with pharmacokinetic tiles sourced from FDA product labels and PubChem, an interactive one-compartment dose-curve simulator, a ball-and-stick structure viewer, and the variants comparison table.

  7. APPROVAL US

    Camzyos (mavacamten) approved for adolescents with obstructive hypertrophic cardiomyopathy

    FDA expanded the Camzyos label to include patients aged 12 to under 18 with symptomatic obstructive hypertrophic cardiomyopathy (oHCM) — the first cardiac myosin inhibitor approved for this age group. The decision was supported by the phase 3 SCOUT-HCM trial, in which mavacamten significantly reduced outflow-tract gradient vs placebo at 28 weeks.

  8. APPROVAL US

    Emcitate (tiratricol) becomes first approved treatment for MCT8 deficiency

    FDA approved tiratricol (Emcitate; Egetis Therapeutics) oral tablets for peripheral thyrotoxicosis in patients with MCT8 deficiency (Allan-Herndon-Dudley syndrome). Tiratricol is a thyroid hormone receptor agonist that bypasses the defective MCT8 transporter, addressing a disorder that previously had no approved US therapy.

  9. APPROVAL US

    Atebrioz (zilurgisertib) approved for fibrodysplasia ossificans progressiva aged 12+

    FDA approved zilurgisertib (Atebrioz; Mirum Pharmaceuticals / Incyte), an ALK2 inhibitor, to reduce new heterotopic ossification in patients aged 12 years and older with FOP. In the PROGRESS trial, mean new lesion volume decreased by 3.2 cm³ with zilurgisertib vs an increase of 24.6 cm³ on placebo at week 24.

  10. RECALL US

    0.9% Sodium Chloride 100 mL bags recalled due to potential KCl mix-up

    Otsuka ICU Medical LLC voluntarily recalled lots of 0.9% Sodium Chloride Injection USP 100 mL because the overwrap may contain a 10 mEq Potassium Chloride Injection bag. An inadvertent KCl infusion carries risk of cardiac arrhythmia and death. Healthcare facilities are asked to quarantine all affected lots immediately.

  11. LABEL CHANGE US

    Kybella (deoxycholic acid): label updated with off-label adverse-reaction warning

    FDA approved additional labelling for Kybella warning of adverse reactions associated with unapproved uses beyond submental fat. The safety communication notes reports of tissue injury when the product is used outside its approved injection site.

  12. LABEL CHANGE US

    Wegovy (semaglutide 2.4 mg) label updated: HFpEF indication added

    FDA approved a new indication for Wegovy (semaglutide 2.4 mg injection; Novo Nordisk) to improve exercise tolerance and quality of life in adults with heart failure with preserved ejection fraction (HFpEF) and obesity — based on the STEP-HFpEF and STEP-HFpEF DM trials. The label now supports use in patients with BMI ≥ 30 kg/m² or ≥ 27 kg/m² with obesity-related comorbidities and HFpEF.

  13. SAFETY NOTICE US

    FDA reinforces GI bleeding risk communication for all OTC NSAID labels

    FDA issued updated guidance requiring enhanced gastrointestinal bleeding risk warnings on all OTC NSAID labels, including ibuprofen and naproxen. The update follows a systematic review of FAERS reports and epidemiological data showing underappreciation of GI risk in consumers using NSAIDs for pain relief at labelled doses.

  14. SAFETY NOTICE US

    Injectafer (ferric carboxymaltose): Boxed Warning added for hypophosphataemia risk

    FDA added a Boxed Warning — the agency's strongest label caution — to Injectafer (ferric carboxymaltose injection) to describe the risk of severe and symptomatic low phosphate levels. Clinicians are advised to check serum phosphate before and after infusion in patients at risk.

  15. LABEL CHANGE US

    Ozempic (semaglutide) label updated to include cardiovascular risk reduction indication

    FDA approved a label expansion for Ozempic (semaglutide injection; Novo Nordisk) to include reduction of major adverse cardiovascular events (MACE) in adults with type 2 diabetes and established cardiovascular disease, based on the SELECT and SUSTAIN-6 trial data. The indication joins the existing glycaemic control label.

  16. APPROVAL US

    Leqembi (lecanemab) converts to full traditional FDA approval for early Alzheimer's disease

    FDA granted traditional approval to lecanemab (Leqembi; Eisai/Biogen) for early Alzheimer's disease — converting the January 2023 accelerated approval. The decision was supported by the phase 3 CLARITY AD trial showing a statistically significant 27% slowing of clinical decline on the CDR-SB scale vs placebo at 18 months. Medicare coverage expanded alongside full approval.

  17. LABEL CHANGE US

    Alli (orlistat) OTC label updated: kidney stone and kidney injury risk

    FDA approved labelling changes for the OTC weight-loss drug Alli (orlistat 60 mg) to warn patients of the risk of kidney stones and acute kidney injury. Consumers are advised to stop use and seek medical attention if they develop symptoms such as back or side pain, blood in urine, or decreased urine output.

  18. SAFETY NOTICE US

    Tavneos (avacopan): FDA identifies serious liver injury cases

    FDA identified cases of serious liver injury, including drug-induced liver injury (DILI) with hepatic failure, in patients taking Tavneos (avacopan) for severe active ANCA-associated vasculitis. Updated labelling now includes enhanced liver monitoring requirements and guidance on when to discontinue therapy.

  19. SAFETY NOTICE US

    FDA requires vitamin B6 deficiency warning for carbidopa/levodopa products

    FDA required a new warning about vitamin B6 (pyridoxine) deficiency and associated seizures for drug products containing carbidopa/levodopa. Carbidopa inhibits aromatic L-amino acid decarboxylase, which uses B6 as a cofactor; prolonged use can deplete systemic B6 stores.

  20. LABEL CHANGE US

    FDA removes suicidal-ideation warning from GLP-1 receptor agonist labels

    Following a comprehensive review of post-market data and clinical trial results, FDA requested removal of the suicidal behaviour and ideation warning from labelling for GLP-1 receptor agonist (GLP-1 RA) medications including semaglutide, liraglutide, and dulaglutide. The review found no causal evidence linking these drugs to suicidality.

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A Recall means a product or batch is being physically removed from the market — pharmacies must return or destroy stock. A Safety notice (FDA Drug Safety Communication ↗) means the FDA has published a new warning or required a label update, but the product remains available. Both types appear on the FDA Drug Safety and Availability page ↗.

Should I stop taking a drug that appears in the news?

No — do not stop or change a medicine because of a news item without speaking to a pharmacist or doctor first. Recalls affect specific lots and strengths, not all products with that name. Safety notices may apply only to certain doses, durations, or patient groups. Check the original notice (linked in each item) or contact the FDA MedWatch program ↗ for the exact scope.

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In the US, patients and healthcare providers can report adverse events and product problems via FDA MedWatch ↗ online or by calling 1-800-FDA-1088. Reports feed into the FAERS database ↗, which helps the FDA detect safety signals early.

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DrugTheGuide is a static site rebuilt on a scheduled basis. We aim to reflect major FDA recalls and safety communications within a few days of publication. For time-critical safety information, always check FDA Drug Safety and Availability ↗ directly. You can also subscribe to FDA recall alerts ↗ by email.