Monograph Details
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Gastrointestinal Tract
> Nausea
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THORAZINE INJ |
| Manufacturer |
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GlaxoSmithKline Pharmaceuticals |
| Legal Classification |
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Rx
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| Pharmacological Class |
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Phenothiazine. |
| Generic Name |
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Chlorpromazine HCl 25mg/mL; for IV inj after dilution or IM inj; contains sulfites; multidose vials contain benzyl alcohol. |
| Also |
• THORAZINE
• THORAZINE SUPPOSITORIES
• THORAZINE SYRUP
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| Children |
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<6months: not recommended. ≥6months: 0.25mg/lb IM every 6–8 hours if needed. <5yrs or <50lbs: max 40mg/day; ≥5yrs or 50–100lbs: usual max 75mg/day. |
| Adults |
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25–50mg IM every 3–4 hrs if needed. |
| Contraindications |
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Coma. CNS or bone marrow depression. Reye's syndrome. |
| Precautions |
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Discontinue 48 hrs before to 24 hrs after myelography. Cardiovascular, respiratory, renal, or liver disease. Epilepsy. Glaucoma. History of breast cancer. Exposure to extreme heat or organophosphates. Asthma (inj). Monitor blood, liver, and ocular function. Elderly. Pregnancy, nursing mothers: not recommended. |
| Interactions |
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Potentiates phenytoin, alcohol, other CNS depressants, propranolol. Potentiated by propranolol. Antagonized by anticholinergics. Atropine. Decreased guanethidine, anticoagulant effects. |
| Adverse Reactions |
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Tardive dyskinesia, drowsiness, jaundice, blood dyscrasias, hypotension, retinopathy, may mask emetic signs of disease, lowered seizure threshold, rash, skin pigmentation, anticholinergic effects, insomnia, extrapyramidal reactions, neuroleptic malignant syndrome. |
| How Supplied |
Tabs—100
Syrup—4oz
Supp—12
Amp (1mL, 2mL)—10
Vial (10mL)—1 |
| Additional Resources |
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• Related Prescribing Note |
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