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Indications

BEERS REMS

Contraind./Precautions

Contraindicated in:

Use Cautiously in:

Adv. Reactions/Side Effects

CV: palpitations, tachycardia (dose related), QT interval prolongation, bradycardia, orthostatic hypotension.

EENT: blurred vision.

Endo: galactorrhea, gynecomastia, hyperglycemia.

GI: abdominal pain, dry mouth, dyspepsia, nausea, swollen tongue.

GU: ↓ fertility (females), amenorrhea, impotence, priapism.

Hemat: AGRANULOCYTOSIS, leukopenia, neutropenia.

Metab: dyslipidemia, weight gain.

MS: back pain, dystonia (dose related).

Neuro: drowsiness, extrapyramidal disorders (dose related), headache, insomnia, akathisia, anxiety, confusion, dizziness, dysarthria, fatigue, NEUROLEPTIC MALIGNANT SYNDROME, SEIZURES, syncope, tardive dyskinesia, tremor (dose related), weakness.

Resp: dyspnea, cough.

Misc: fever, HYPERSENSITIVITY REACTIONS (INCLUDING ANAPHYLAXIS AND ANGIOEDEMA).

Interactions

Drug-Drug:

Drug-Natural Products:

Availability

(Generic available)

Route/Dosage

Schizophrenia

Renal Impairment

Renal Impairment

Schizoaffective Disorder

Renal Impairment

US Brand Names

Invega, Invega Hafyera, Invega Sustenna, Invega Trinza

Action

Therapeutic Effects:

Classifications

Therapeutic Classification: antipsychotics

Pharmacologic Classification: benzisoxazoles

Pharmacokinetics

Absorption: 28% absorbed following oral administration, food ↑ absorption; slowly absorbed after IM administration (concentrations higher and more rapidly achieved with administration into deltoid muscle).

Distribution: Unknown.

Metabolism/Excretion: 59% excreted unchanged in urine; 32% excreted in urine as metabolites.

Half-life: PO: 23 hr; IM (Sustenna): 25–49 days; IM (Trinza): 84–139 days; IM (Hafyera): 148–159 days.

Time/Action Profile

(plasma concentrations)

ROUTEONSETPEAKDURATION
POunknown24 hr24 hr
IM —Sustennaunknown13 days1 mo
IM —Trinzaunknown30–33 days3 mo
IM —Hafyeraunknown29–32 days6 mo

Patient/Family Teaching

Pronunciation

pa-li-PER-i-done audio

Code

NDC Code*