
Loxapine Pharmacology
Published on Jul 17
14:36
0:000:00
<p>Loxapine is a first-generation (typical) antipsychotic with dopamine D2 receptor antagonism as its primary mechanism, though it also has affinity for serotonin 5-HT2A receptors, making its pharmacology somewhat atypical.</p>
<p>Loxapine is available in multiple formulations, including oral capsules and an inhalation powder, the latter approved specifically for acute agitation in patients with schizophrenia or bipolar I disorder.</p>
<p>Sedation and extrapyramidal symptoms (EPS), including dystonia, akathisia, and parkinsonism, are common adverse effects due to its potent dopamine blockade in the nigrostriatal pathway.</p>
<p>Orthostatic hypotension can occur with loxapine due to its alpha-1 adrenergic blockade, requiring monitoring in elderly patients or those on antihypertensives.</p>
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