Tag: Trismus

According to a clinical study, preemptive intravenous ibuprofen was effective in alleviating trismus, a limited mouth opening, following impacted third molar surgery. But does ibuprofen help trismus effectively for all causes? The answer lies in understanding the drug's anti-inflammatory properties and the underlying reasons for the condition.

An estimated 5% to 12% of the U.S. population experiences temporomandibular disorders (TMDs), which can include a tight jaw [1.7.1]. A frequently overlooked cause is medication, so understanding what medications cause tight jaw is crucial for diagnosis and management.

According to a 2024 case report, trismus, a restricted mouth opening, can be a prolonged and challenging complication following a local anesthetic injection. This condition most commonly occurs after an inferior alveolar nerve block, and understanding **which nerve block causes trismus** is key to prevention.

Medication-induced movement disorders are a recognized phenomenon in pharmacology, and in some cases, can result in the involuntary jaw clenching known as trismus. This condition can range from mild jaw stiffness to a complete inability to open the mouth, significantly impacting a patient’s quality of life.