
Letter
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Tardive dyskinesia (TD) is a syndrome that causes chronic, involuntary, and disruptive movements of the body and/or face that is a severe, potentially irreversible adverse effect of long-term antipsychotic use. It has wide-reaching effects on patients’ well-being, quality of life, 1 and treatment adherence. 2 Thus, TD is debilitating, leading to social withdrawal, 3 and workplace absenteeism. 1 Current data on tardive dyskinesia treatment are limited, and prevention, primarily through the modification of antipsychotic regimens, remains the most effective strategy. 4 Recent systematic review has shown valbenazine and vitamin E are the only treatments significantly more effective compared to placebo in treatment of TD, although valbenazine is associated with significant side effects. 5 We present a case of a 76-year-old female with a diagnosis of Bipolar II Disorder (BD) who developed TD after treatment with lurasidone for 10 years. After struggling with both her BD and TD symptoms for 3 years, she sought care at our clinic where we prescribed 300 mg daily of lithium. At her follow-up visit 5 weeks later, her TD symptoms were greatly improved, with sustained benefits observed at following visits. This article reviews the literature discussing the interplay between lithium and TD and presents a case report of TD improvement after lithium augmentation for treatment-resistant depression. While this case suggests a potential role in TD treatment, the role of lithium in TD treatment remains controversial.
A blocked or stuffy nose is a common symptom of hayfever and colds that can make daily activities and sleeping difficult. Over-the-counter nasal decongestant sprays or drops work within a few minutes to ease a blocked nose and provide symptom relief. Some studies from around 30 years ago suggested that, when these medicines were used regularly for weeks or months, they might cause a condition called rhinitis medicamentosa, also known as rebound congestion (RC). This is where the lining of the nose swells leading to the nose feeling blocked when the medicines are stopped. We looked for other studies that investigated this effect to see when it might occur and if people developed tolerance to the medicines, meaning they needed to take more for them to work. We included information to help pharmacists treat patients with RC. We found 18 studies that looked at medicines containing xylometazoline or oxymetazoline. When people used these medicines for 7 days (oxymetazoline) or up to 10 days (xylometazoline) there was no evidence of RC. Some well-designed studies found no evidence for RC or tolerance with up to 4-weeks of oxymetazoline use. No studies were found for other medicines in nasal decongestants. When people use xylometazoline- or oxymetazoline-containing medicines as described in the patient information leaflet there is no evidence for RC or tolerance. Pharmacists can play an important role in making sure that patients know how to use the medicines properly, at the correct dose and for no longer than stated in the instructions.
Please click on the image to play the video (also available as supplemental material). Concerned about rebound congestion from nasal sprays? Review suggests no robust evidence for rebound with oxymetazoline or xylometazoline when used as directed.