Classes
DEA Class; Rx
Common Brand Names; Compazine, Compazine Spansules, prochlorperazine edisylate, prochlorperazine mesylate
- Antiemetic Agents;
- Antipsychotics, Phenothiazine
Description
Used primarily for nausea and vomiting
Shares many of the effects of phenothiazine antipsychotics; increased risk of death in elderly patients with dementia
Indications
Contraindications
Documented hypersensitivity to phenothiazines
Coma, severe CNS depression, concurrent use of large amounts of CNS depressants, poorly controlled seizure disorder, subcortical brain damage
Postoperative management of nausea/vomiting following pediatric surgery
Children <2 years or weighing <9 kg
Adverse Effects
- Insomnia
- Restlessness (immediate restlessness or agitation may be treated with diphenhydramine 25 mg IV push)
- Dizziness
- Anxiety
- Euphoria
- Agitation
- Depression
- Weakness
- Headache
- Cerebral edema
- Poikilothermia
- Orthostatic hypotension (after IM injection)
- Tachycardia
- ECG changes
- Anorexia
- Dyspepsia
- Constipation
- Diarrhea
- Ileus
- Blood dyscrasia
- Galactorrhea
- Gynecomastia
- Ejaculatory disorder
- Lens opacities (with prolonged use)
- Photosensitivity
- Pruritus
- Frequency Not Defined
- Akathisia
- Sedation
- Anticholinergic effects
- Weight gain
- Oligomenorrhea or amenorrhea
- Erectile dysfunction
- Extrapyramidal symptoms (muscle stiffness, dystonia, parkinsonism, tardive dyskinesia)
- Neuroleptic malignant syndrome (infrequent but serious)
- Seizure
- Decreased gag reflex
- Confusion
- Hypotension
- Hypertension
Warnings
Avoid using in children with suspected Reye syndrome
Use caution in evere hypertension, severe cardiovascular disease
Use with caution in glaucoma, prostatic hypertrophy, stenosing peptic ulcer disease, history of neuroleptic malignant syndrome, Parkinson disease, hypocalcemia, renal/hepatic impairment, history of severe reactions to insulin or electroconvulsive therapy, history of seizures, asthma, respiratory tract infections, cardiovascular disease, myelosuppression
Blood dyscrasias including neutropenia, agranulocytosis, and leukopenia reported with use; discontinue therapy at first sign of blood dyscrasias
Risk of extrapyramidal symptoms, neuroleptic malignant syndrome, hypotension (may be particularly severe in patients with pheochromocytoma or mitral insufficiency)
Esophageal dysmotility/aspiration may occur; use with caution in patients at risk of pneumonia
Depresses hypothalamic thermoregulatory mechanism; exposure to extreme temperatures may cause hypo- or hyperthermia
May alter cardiac conduction; life-threatening arrhythmias reported with therapeutic doses
May cause anticholinergic effects (constipation, xerostomia, urinary retention, blurred vision); use caution in patients with decreased gastrointestinal motility, paralytic ileus, urinary retention, BPH, xerostomia, visual problems
May cause pigmentary retinopathy and lenticular and corneal deposits, especially in prolonged therapy
May cause sedation and impair ability to perform tasks which require mental alertness, including operating heavy machinery
Use associated with increased prolactin levels
In case of severe hypotension, use norepinephrine or phenylepinephrine; do not use epinephrine or dopamine
Do not crush extended-release product
Pregnancy and Lactation
Pregnancy category: C
Lactation: Phenothiazines may be excreted in breast milk; do not nurse
Maximum Dosage
50 mg/day PR, 40 mg/day PO, or 40 mg/day IM.
50 mg/day PR, 40 mg/day PO, or 40 mg/day IM.
50 mg/day PR, 40 mg/day PO, or 40 mg/day IM.
6—12 years (weight 18—39 kg): 15 mg/day PO or PR for nausea/vomiting; 25 mg/day PO for psychotic disorders.
6—12 years (weight 14—17 kg): 10 mg/day PO or PR for nausea/vomiting; 25 mg/day PO for psychotic disorders.
2—5 years (weight 18—39 kg): 15 mg/day PO or PR for nausea/vomiting; 20 mg/day PO for psychotic disorders.
2—5 years (weight 14—17 kg): 10 mg/day PO or PR for nausea/vomiting; 20 mg/day PO for psychotic disorders.
2—5 years (weight 9—13 kg): 7.5 mg/day PO or PR for nausea/vomiting; 20 mg/day PO for psychotic disorders.
2—5 years (weight < 9 kg): Safety and efficacy have not been established.
< 2 years: Safety and efficacy have not been established.
Safety and efficacy have not been established.
How supplied
Prochlorperazine, prochlorperazine edisylate, prochlorperazine mesylate
tablet
5mg
10mg
suppository
25mg
injectable solution
5mg/mL