-
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…
-
Guidance has been published to support initiation of valproate in female patients and for annual review and pregnancy testing during the coronavirus pandemic.
-
A summary of letters and drug alerts recently sent to healthcare professionals.
-
A summary of letters and drug alerts recently sent to healthcare professionals.
-
Contact patients currently taking Esmya for uterine fibroids as soon as possible and advise them to stop their treatment. The licence for Esmya has been suspended to protect public health while a safety review is conducted f…
-
Benzodiazepines and opioids can both cause respiratory depression, which can be fatal if not recognised in time. Only prescribe together if there is no alternative and closely monitor patients for signs of respiratory depres…
-
Letters were sent on Typhim Vi vaccines, Mepact (mifamurtide), and Xeljanz (tofacitinib) and an alert issued to recall Emerade 150 microgram adrenaline pens.
-
A review of the benefits and risks of alemtuzumab (including fatal reactions) in the treatment of multiple sclerosis has now concluded and recommended a revised indication, additional contraindications, and strengthened moni…
-
In January 2020, healthcare professionals received updated educational materials to support the valproate pregnancy prevention programme. Valproate is contraindicated in girls and women of childbearing potential, unless the …
-
Amended advice on the insertion site for Nexplanon contraceptive implants following concerns regarding reports of neurovascular injury and implants migrating to the vasculature (including the pulmonary artery).
-
Letters were sent about methotrexate, modafinil, Ecalta, Picato, Nexplanon, valproate medicines, e-cigarettes, and Lemtrada. Alerts were issued about finasteride, codeine/paracetamol, and Picato.
-
Recent epidemiological studies suggest exposure to ondansetron during the first trimester of pregnancy is associated with a small increased risk of the baby having a cleft lip and/or cleft palate.
-
Letters were sent about Insuman insulin products, mecasermin, and valproate medicines. Recalls were issued about ranitidine medicines and Paclitaxel.
-
Letters were sent about ranibizumab and Emerade adrenaline auto-injectors. Alerts were issued about ranitidine, paracetamol, omeprazole, mitomycin-C Kyowa, folic acid, and Emerade adrenaline auto-injectors.
-
The Commission on Human Medicines has issued a series of recommendations to strengthen measures to minimise risk with the yellow fever vaccine (Stamaril) following very rare fatal reactions. Key recommendations include new a…
-
Letters were sent about quadrivalent influenza vaccine, fentanyl ampoules, and Volibris (ambrisentan), and a number of pharmacy-level recalls were issued for ranitidine-containing products. Other alerts issued in October 201…
-
Alerts were issued about Rocket and NuSurgix fetal blood sampling (FBS) amnioscopes and kits, Philips Efficia professional-use defibrillators/monitors, and CME T-34 3rd edition syringe driver pumps. A notice was also is…
-
Letters were issued about parenteral nutrition products, ranibizumab, ingenol mebutate gel, adrenaline auto-injectors, and fingolimod. Recall alerts were recently issued about ranitidine, aripiprazole, and bisacodyl.
-
Fingolimod is associated with an increased risk of major congenital malformations including cardiac, renal, and musculoskeletal defects, when used in pregnancy. Women of childbearing potential must use effective contraceptio…
-
Prescribers should be alert for neuropsychiatric reactions in patients taking montelukast and carefully consider the benefits and risks of continuing treatment if they occur.
-
New data have confirmed that the risk of breast cancer is increased during use of all types of HRT, except vaginal estrogens, and have also shown that an excess risk of breast cancer persists for longer after stopping HRT th…
-
Advise patients that naltrexone/bupropion has been associated with adverse reactions such as dizziness or somnolence, which can affect ability to drive, operate machinery, or perform dangerous tasks. Advise patients not…
-
Letters were sent about Oncaspar▼ (pegaspargase), Ketalar (ketamine) injection, and Elmiron (pentosan polysulfate sodium). A recall was issued for several medicines taken out of the regulated medicines supply chain, includin…
-
Letters were sent about Myocrisin (sodium aurothiomalate), Cerliponase alfa (Brineura▼), Darzalex▼(daratumumab), retinoids▼, and febuxostat (Adenuric). A recall alert was issued for medicines that were taken out of the regul…
-
New prescriber checklists, patient reminder cards, and pharmacy checklists are available to support the Pregnancy Prevention Programme in women taking acitretin, alitretinoin, and isotretinoin. Advice about the risk of neuro…
-
Letters were sent about tofacitinib (Xeljanz▼), Trisenox (arsenic trioxide), lapatinib (Tyverb), direct-acting oral anticoagulants, and Lartruvo▼ (olaratumab). Alerts were issued about Epanutin (phenytoin) oral solution, Mac…
-
While an urgent EU safety review evaluates reports of serious cardiovascular events and immune-mediated reactions, including autoimmune hepatitis, the use of alemtuzumab (Lemtrada) has been restricted and strengthened requir…
-
Maternal administration of magnesium sulfate for longer than 5–7 days in pregnancy has been associated with skeletal adverse effects and hypocalcaemia and hypermagnesemia in neonates. If use of magnesium sulfate in pregnancy…
-
Letters were sent about alemtuzumab (Lemtrada), Selenase (sodium selenite pentahydrate), and Erelzi▼ (etanercept).
-
We have recently received 2 reports of fatal adverse reactions to the yellow fever vaccine (Stamaril). Due to an increased risk of life-threatening reactions, the vaccine must not be given to anyone with a medical history of…
-
Ongoing patient survey data suggest that more effort is needed by clinicians to achieve full and timely compliance with the valproate Pregnancy Prevention Programme and meet the goal to rapidly reduce and eventually eliminat…
-
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…
-
As of 1 April 2019, pregabalin and gabapentin are controlled under the Misuse of Drugs Act 1971 as Class C substances and scheduled under the Misuse of Drugs Regulations 2001 as Schedule 3. Evaluate patients carefully for a …
-
Pharmacokinetic data indicate exposure of elvitegravir boosted with cobicistat (Genvoya▼, Stribild) is lower during the second and third trimesters of pregnancy than postpartum. Low elvitegravir exposure may be associated wi…
-
Letters were sent about Xeljanz▼ (tofacitinib), ranitidine, Nulojix (belatacept), fluoroquinolone antibiotics, Genvoya▼, Stribild▼, Tybost, and belimumab (Benlysta▼). Drug alerts were issued about Accord losartan potassium c…
-
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…
-
New guidance on contraceptive methods and frequency of pregnancy testing to reduce inadvertent exposures during pregnancy in a woman taking a medicine of teratogenic potential.
-
Carbimazole is associated with an increased risk of congenital malformations, especially when administered in the first trimester of pregnancy and at high doses. Women of childbearing potential should use effective contracep…
-
If Fournier’s gangrene is suspected, stop the SGLT2 inhibitor and start treatment urgently (including antibiotics and surgical debridement). Fournier’s gangrene is a rare but potentially life-threatening infection that requi…
-
Letters were sent to healthcare professionals about Lartruvo▼ (olaratumab), quadrivalent influenza vaccine (split virion, inactivated), SGLT2 inhibitors, and carbimazole and thiamazole (synonym: methimazole)-containing produ…
-
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…
-
Although use of valproate medicines in female patients continues to slowly decline, there is wide variation in prescribing between Clinical Commissioning Groups (CCGs). Women continue to report instances when they have not r…
-
Sildenafil is not authorised for use in pregnancy for the treatment of intrauterine growth restriction. The STRIDER clinical trial, which was studying the use of sildenafil in pregnancy for intrauterine growth restriction, h…
-
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. Show your support for this year’s EU-wide ADR awarene…
-
Letters were sent to healthcare professionals about Jext adrenaline autoinjectors, rivaroxaban, Ozurdex 700 micrograms intravitreal implant, sildenafil, hydrochlorothiazide, and Epilim Chronosphere (sodium valproate). We als…
-
An alert was recently issued by MHRA about CoaguChek Test Strips for Point of Care and Home Use due to a risk of false high results. Affected CoaguChek test strips may give false high results for INR values above 4.5 when co…
-
Interrupt treatment if posterior reversible encephalopathy syndrome (PRES) is confirmed and resume treatment only once the event is resolved and the benefit of continued treatment outweighs the risk of PRES.
-
A supply disruption alert was issued by the Department of Health & Social Care (DHSC) on EpiPen and EpiPen Junior; see MHRA advice on extension of use beyond the expiry date for certain batches of EpiPen 300 microgram ad…
-
Valproate medicines must not be used in women of childbearing potential unless the Pregnancy Prevention Programme is in place. If you are involved in the care of female patients on valproate in the UK, see a reminder of acti…
-
Monitoring for encephalitis should continue for 12 months following discontinuation of daclizumab. Inform all patients who have discontinued daclizumab and their caregivers of the common symptoms of encephalitis and the need…