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Cases of iatrogenic botulism have been reported following the therapeutic or cosmetic use of botulinum toxin containing products where the toxin’s effect extends beyond the area of treatment. Patients should seek immediate m…
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Recent information relating to COVID-19 vaccines and medicines that has been published since the January 2022 issue of Drug Safety Update, up to 11 February 2022.
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You can use our free e-learning modules to find out more about how and when to report suspected adverse drug reactions and earn CPD credits at the same time.
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Reporting suspected adverse drug reactions to the Yellow Card Scheme helps to support the safe use of medicines in babies, children, and pregnant and breastfeeding women.…
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Systemic fluoroquinolones must now only be prescribed when other commonly recommended antibiotics are inappropriate. This follows a review by the MHRA which looked at the effectiveness of current measures to reduce the ident…
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In patients at risk for aortic aneurysm and dissection, fluoroquinolones should only be used after careful assessment of the benefits and risks and after consideration of other therapeutic options.
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Disabling, long-lasting or potentially irreversible adverse reactions affecting musculoskeletal and nervous systems have been reported very rarely with fluoroquinolone antibiotics. Fluoroquinolone treatment should be discont…
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Monitor thyroid-stimulating hormone (TSH) in patients treated with levothyroxine for at least the first month after starting and ending ritonavir treatment.
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Albumin-bound paclitaxel formulations for infusion (nab-paclitaxel; brand names Abraxane, Pazenir) differ from conventional paclitaxel medicines in their authorised indications, pharmacokinetics, recommended dosages, and pre…
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We are running a social media campaign to promote the reporting of suspected adverse drug reactions to the Yellow Card Scheme in support of an awareness week from 7 to 11 November 2016. The main message of the campaign is that reporting helps make medicines safer and saves lives.…
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Information on the newly launched Safer Medicines in Pregnancy and Breastfeeding Consortium and a new report on optimising data on medicines used during pregnancy.
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Key MHRA advice and guidance issued so far on medicines safety and pharmacovigilance, including on reporting to the Yellow Card Scheme.…
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Photosensitivity reactions are known side effects of methotrexate treatment and can be severe. Patients should be advised to take precautions to protect their skin in the sun.
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If an adverse reaction is suspected, ask patients whether they are taking any herbal medicines and discuss with them the importance of reporting this via the Yellow Card Scheme.…
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Recent information relating to COVID-19 vaccines that has been published since the July 2021 issue of Drug Safety Update.
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We remind healthcare professionals that elderly patients are at an increased risk of adverse neurological and cardiac effects when being treated with haloperidol for delirium. The lowest possible dose of haloperidol should b…
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Second year safety review
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Monitoring blood concentrations of clozapine (Clozaril, Denzapine, Zaponex) for toxicity is now advised in certain clinical situations. Blood level monitoring of other antipsychotics for toxicity may also be helpful in certa…
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We have published guidance about the use of remote consultations for pregnancy prevention in women of childbearing potential and monitoring for signs of psychiatric reactions (especially depression) and other safety risks in…
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Recent information relating to COVID-19 vaccines and medicines that has been published since the October 2022 issue of Drug Safety Update, up to 24 November 2022.
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The human papillomavirus (HPV) immunisation programme is now entering its second year and this article summarises the safety experience to date.
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We ask healthcare professionals to be vigilant to adverse incidents involving software, apps, and artificial intelligence (AI) as medical devices and to report incidents to us via the Yellow Card scheme.
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We inform healthcare professionals that the Medicines and Healthcare products Regulatory Agency (MHRA) has launched new guidance to highlight the latest safety advice on the steps to take during anaphylaxis. This new guidanc…
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Tapentadol may increase seizure risk in patients taking other medicines that lower seizure threshold, for example, antidepressants and antipsychotics. Serotonin syndrome has also been reported when tapentadol is used in comb…
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Fezolinetant treatment is associated with a risk of drug induced liver injury. New recommendations have been introduced to minimise this risk. Liver function should be monitored before and during treatment in all patients ta…
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Reporting to the new site will enable the MHRA to rapidly identify new and emerging side effects and medical device incidents in COVID-19 treatment, including side effects for medicines taken by patients to manage long-term …
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We are running a second social media campaign to promote the reporting of suspected adverse drug reactions (ADRs) to the Yellow Card Scheme in support of the ADR awareness week taking place 20-24 November 2017.…
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Recent information relating to COVID-19 vaccines and medicines that has been published since the October 2021 issue of Drug Safety Update, up to 12 November 2021.
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Report to the Yellow Card Scheme suspected adverse reactions associated with medicines taken during pregnancy experienced by women or the baby or child.…
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Diabetic ketoacidosis has been reported in patients with type 2 diabetes on a combination of a GLP-1 receptor agonist and insulin who had doses of concomitant insulin rapidly reduced or discontinued. GLP-1 receptor agonists …
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Amiodarone has been associated with serious and potentially life-threatening side effects, particularly of the lung, liver, and thyroid gland. We remind healthcare professionals that patients should be supervised and reviewe…
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Recent information relating to COVID-19 vaccines and medicines that has been published since the September 2022 issue of Drug Safety Update, up to 21 October 2022.
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Healthcare professionals prescribing nitrofurantoin should be alert to the risks of pulmonary and hepatic adverse drug reactions and advise patients to be vigilant for the signs and symptoms in need of further investigation.
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Healthcare professionals prescribing montelukast should be alert to the risk of neuropsychiatric reactions in all patients including children and adolescents. Reported neuropsychiatric reactions include sleep disorders, hall…
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Recent information relating to COVID-19 vaccines and medicines that has been published since the May 2022 issue of Drug Safety Update, up to 17 June 2022.
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Support this initiative to explore whether there is a genetic basis of side effects associated with direct-acting oral anticoagulants (DOACs) and allopurinol.
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Recent information relating to COVID-19 vaccines and medicines that has been published since the February 2022 issue of Drug Safety Update, up to 11 March 2022
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Recent information relating to COVID-19 vaccines and medicines that has been published since the November 2021 issue of Drug Safety Update, up to 3 December 2021.
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The third-line treatment indication for rucaparib has been withdrawn following a review of the findings of the ARIEL-4 trial, which showed lower overall survival for rucaparib treatment versus standard chemotherapy in patien…
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Recent information relating to COVID-19 vaccines and medicines that has been published since the April 2022 issue of Drug Safety Update, up to 13 May 2022.
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Recent information relating to COVID-19 vaccines and medicines that has been published since the August 2021 issue of Drug Safety Update, up to 9 September 2021.
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Recent information relating to COVID-19 vaccines and medicines that has been published since the June 2022 issue of Drug Safety Update, up to 20 July 2022.
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Falsified, potentially harmful Ozempic▼ and Saxenda products have been found in the UK.
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Clinical trials, including interim findings from a randomised trial, show an increased risk of depression, suicidal ideation or behaviour, or self-injury in patients with systemic lupus erythematosus receiving belimumab comp…
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Cutaneous amyloidosis at the injection site has been reported in patients using insulin and this may affect glycaemic control. Remind patients to rotate injection sites within the same body region.
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SGLT2 inhibitor treatment should be interrupted in patients who are hospitalised for major surgical procedures or acute serious medical illnesses and ketone levels measured, preferably in blood rather than urine. Treatment m…
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Recent information relating to COVID-19 vaccines and medicines that has been published since the July 2022 issue of Drug Safety Update, up to 19 August 2022.
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Topical steroid products are safe and highly effective treatments for the management of a wide range of inflammatory skin diseases but have important risks, especially with prolonged use at high potency. In the coming months…
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Healthcare professionals prescribing aripiprazole are reminded to be alert to the risk of addictive gambling and other impulse control disorders. Healthcare professionals should advise patients, their families and friends to…
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7 January 2021 - Advice from the MHRA on the COVID-19 vaccines authorised for use in the UK, including advice for people with allergies and for women during pregnancy and breastfeeding.