Prochlorperazine

— THERAPEUTIC CATEGORIES —
  • Anxiety/OCD
  • Nausea
  • Psychosis

Prochlorperazine Generic Name & Formulations

General Description

Prochlorperazine (as maleate) 5mg, 10mg; tabs.

Pharmacological Class

Piperazine phenothiazine.

See Also

    How Supplied

    Contact supplier.

    Prochlorperazine Indications

    Indications

    Short-term generalized anxiety.

    Prochlorperazine Dosage and Administration

    Adult

    5mg 3–4 times daily; max 20mg/day. Do not use >12 weeks.

    Children

    Not recommended.

    Prochlorperazine Contraindications

    Contraindications

    Coma. CNS depression. Pediatric surgery. Children <2yrs or <20lbs.

    Prochlorperazine Boxed Warnings

    Not Applicable

    Prochlorperazine Warnings/Precautions

    Warnings/Precautions

    Discontinue 48 hrs before to 24 hrs after myelography. Cardiovascular disease. Epilepsy. Bone marrow depression. Reye's syndrome. Glaucoma. History of breast cancer. Exposure to extreme heat. Monitor blood, liver, and ocular function. Write ℞ using fractions rather than decimals. Children with acute illness or dehydration. Debilitated. Elderly. Pregnancy, nursing mothers: not recommended.

    Prochlorperazine Pharmacokinetics

    See Literature

    Prochlorperazine Interactions

    Interactions

    Potentiates CNS depression with alcohol, other CNS depressants. Potentiates α-blockers. Levels of both drugs increased with propranolol. May potentiate phenytoin; monitor for toxicity. Adjust anticonvulsant doses. May antagonize oral anticoagulants. Hypotension potentiated with thiazide diuretics. Antagonized by anticholinergics. Decreases guanethidine effects. Monitor for neurologic toxicity with lithium; discontinue if occurs. May cause false (+) PKU test.

    Prochlorperazine Adverse Reactions

    Adverse Reactions

    Drowsiness, dizziness, amenorrhea, blurred vision, other anticholinergic effects, skin reactions, hypotension, cholestatic jaundice, photosensitivity, leukopenia, agranulocytosis, neuroleptic malignant syndrome, agitation, insomnia, dystonias, extrapyramidal reactions, pseudoparkinsonism, tardive dyskinesia, may mask emetic signs of disease, lowered seizure threshold, EKG changes, aspiration, deep sleep, hyperprolactinemia, paradoxical excitement in children.

    Prochlorperazine Clinical Trials

    See Literature

    Prochlorperazine Note

    Notes

    Formerly known under the brand name Compazine.

    Prochlorperazine Patient Counseling

    See Literature

    Prochlorperazine Generic Name & Formulations

    General Description

    Prochlorperazine (as maleate) 5mg, 10mg; tabs.

    Pharmacological Class

    Piperazine phenothiazine.

    How Supplied

    Contact supplier.

    Prochlorperazine Indications

    Indications

    Severe nausea and vomiting.

    Prochlorperazine Dosage and Administration

    Adult

    Oral: 5–10mg 3–4 times daily; usual max 40mg/day. Rectal: 25mg twice daily.

    Children

    <2yrs or <20lbs: not recommended. Oral: 20–29lbs: 2½mg once or twice daily; max 7.5mg/day. 30–39lbs: 2½mg 2–3 times daily; max 10mg/day. 40–85lbs: 2½mg 3 times daily or 5mg twice daily; max 15mg/day.

    Prochlorperazine Contraindications

    Contraindications

    Coma. CNS depression. Pediatric surgery. Children <2yrs or <20lbs.

    Prochlorperazine Boxed Warnings

    Not Applicable

    Prochlorperazine Warnings/Precautions

    Warnings/Precautions

    Discontinue 48 hrs before to 24 hrs after myelography. Cardiovascular disease. Epilepsy. Bone marrow depression. Reye's syndrome. Glaucoma. History of breast cancer. Exposure to extreme heat. Monitor blood, liver, and ocular function. Write ℞ using fractions rather than decimals. Children with acute illness or dehydration. Debilitated. Elderly. Pregnancy, nursing mothers: not recommended.

    Prochlorperazine Pharmacokinetics

    See Literature

    Prochlorperazine Interactions

    Interactions

    Potentiates CNS depression with alcohol, other CNS depressants. Potentiates α-blockers. Levels of both drugs increased with propranolol. May potentiate phenytoin; monitor for toxicity. Adjust anticonvulsant doses. May antagonize oral anticoagulants. Hypotension potentiated with thiazide diuretics. Antagonized by anticholinergics. Decreases guanethidine effects. Monitor for neurologic toxicity with lithium; discontinue if occurs. May cause false (+) PKU test.

    Prochlorperazine Adverse Reactions

    Adverse Reactions

    Drowsiness, dizziness, amenorrhea, blurred vision, other anticholinergic effects, skin reactions, hypotension, cholestatic jaundice, photosensitivity, leukopenia, agranulocytosis, neuroleptic malignant syndrome, agitation, insomnia, dystonias, extrapyramidal reactions, pseudoparkinsonism, tardive dyskinesia, may mask emetic signs of disease, lowered seizure threshold, EKG changes, aspiration, deep sleep, hyperprolactinemia, paradoxical excitement in children.

    Prochlorperazine Clinical Trials

    See Literature

    Prochlorperazine Note

    Notes

    Formerly known under the brand name Compazine.

    Prochlorperazine Patient Counseling

    See Literature

    Prochlorperazine Generic Name & Formulations

    General Description

    Prochlorperazine (as maleate) 5mg, 10mg; tabs.

    Pharmacological Class

    Piperazine phenothiazine.

    See Also

      How Supplied

      Contact supplier.

      Prochlorperazine Indications

      Indications

      Schizophrenia.

      Prochlorperazine Dosage and Administration

      Adult

      Mild conditions: 5–10mg 3–4 times daily. Moderate-to-severe conditions (closely supervised): Initially 10mg 3–4 times daily, may increase gradually every 2–3 days; usual range 50–75mg/day. Severe conditions: usual range 100–150mg daily.

      Children

      <2yrs or <20lbs: not recommended. 2yrs–5yrs: Initially 2.5mg 2–3 times daily; max 10mg first day, then max 20mg/day. 6–12yrs: Initially 2.5mg 2–3 times daily; max 10mg first day, then max 25mg/day.

      Prochlorperazine Contraindications

      Contraindications

      Coma. CNS depression. Pediatric surgery. Children <2yrs or <20lbs.

      Prochlorperazine Boxed Warnings

      Not Applicable

      Prochlorperazine Warnings/Precautions

      Warnings/Precautions

      Discontinue 48 hrs before to 24 hrs after myelography. Cardiovascular disease. Epilepsy. Bone marrow depression. Reye's syndrome. Glaucoma. History of breast cancer. Exposure to extreme heat. Monitor blood, liver, and ocular function. Write ℞ using fractions rather than decimals. Children with acute illness or dehydration. Debilitated. Elderly. Pregnancy, nursing mothers: not recommended.

      Prochlorperazine Pharmacokinetics

      See Literature

      Prochlorperazine Interactions

      Interactions

      Potentiates CNS depression with alcohol, other CNS depressants. Potentiates α-blockers. Levels of both drugs increased with propranolol. May potentiate phenytoin; monitor for toxicity. Adjust anticonvulsant doses. May antagonize oral anticoagulants. Hypotension potentiated with thiazide diuretics. Antagonized by anticholinergics. Decreases guanethidine effects. Monitor for neurologic toxicity with lithium; discontinue if occurs. May cause false (+) PKU test.

      Prochlorperazine Adverse Reactions

      Adverse Reactions

      Drowsiness, dizziness, amenorrhea, blurred vision, other anticholinergic effects, skin reactions, hypotension, cholestatic jaundice, photosensitivity, leukopenia, agranulocytosis, neuroleptic malignant syndrome, agitation, insomnia, dystonias, extrapyramidal reactions, pseudoparkinsonism, tardive dyskinesia, may mask emetic signs of disease, lowered seizure threshold, EKG changes, aspiration, deep sleep, hyperprolactinemia, paradoxical excitement in children.

      Prochlorperazine Clinical Trials

      See Literature

      Prochlorperazine Note

      Notes

      Formerly known under the brand name Compazine.

      Prochlorperazine Patient Counseling

      See Literature