Drug induced? parkinsonism

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siliso

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What’s your strategy? Schizoaffective pt well controlled from a mood stability/staying out of confinement and not wilding out POV on LAI 2gen antipsychotic - pt understandably not much willing to risk relapse to mania - but with progressively disabling Parkinsonian symptoms.
 
Cogentin or artane. Or if you’re a nurse practitioner I worked with bromocriptine, though that’s at LEAST 2nd line IMO /s.
 
You can also consider cross taper to a less D2 blocking, or different antipsychotic, or slowly reducing the dose. I've had good results reversing iatrogenic parkinsonism by switching patients to abilify maintena from risperdal consta. Sometimes I will add low dose longer acting lower potency oral antipsychotic for breakthrough psychosis, which I have been able to discontinue many times once the patient is improved. Frequent follow up and avoiding huge sudden changes if managing outpatient seems to help.
 
If symptoms are asymmetric, tremor predominant, you might be looking at progressive parkinsonian syndrome perhaps exacerbated by antipsychotics. For drug-induced parkinsonism, it portends TD development, so I'm quite careful and usually want to switch antipsychotics. I don't like the toxicity of anticholinergics and would really only consider their long-term use when there is compelling reason that switching antipsychotics is dangerous.

Certainly clozapine is the ultimate option if appropriate otherwise.
 
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