Shrizine Injection Dosage & Drug Information

Concise Prescribing Info Full Prescribing Info Contents Description Action Indications/Uses Dosage/Direction for Use Overdosage Contraindications Warnings Special Precautions Use In Pregnancy & Lactation Adverse Reactions Drug Interactions Caution For Usage Storage MIMS Class ATC Classification Regulatory Classification Presentation/Packing

Concise Prescribing Info

Contents

Fluphenazine decanoate

Indications/Uses

Psychotic disorders eg, schizophrenia.

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Dosage/Direction for Use

Adult Initially 12.5-25 mg IM/SC repeated or increased every 1-3 wk as needed. Maintenance treatment: 50 mg IM/SC every 1-4 wk as needed, may be increased by 12.5-mg increments. Max: 100 mg/dose.

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Overdosage

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Contraindications

Hypersensitivity to fluphenazine & other phenothiazines. Preexisting CNS depression or coma, bone-marrow suppression or phaeochromocytoma. Impaired CV, cerebrovascular & resp function. Closed-angle glaucoma, parkinsonism, DM, hypothyroidism, myasthenia gravis or prostatic hypertrophy, subcortical damage. May affect ability to drive or operate machinery. Renal & hepatic impairment.

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Warnings

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Special Precautions

Not for short-term therapy. NMS. Epileptic patients. Regular eye exam in long-term therapy. Avoid administration at extreme temp & undue exposure to direct sunlight. Maintain supine position for 30 min & monitor BP after administration. Concomitant use w/ lithium carbonate or antimuscarinic agents; alcohol. Not recommended during pregnancy. Lactation. Not to be used in neonates. Avoid use in childn <2 yr. Elderly & debilitated patients.

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Use In Pregnancy & Lactation

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Adverse Reactions

Extrapyramidal dysfunction; acute dystonia, parkinsonism-like syndrome, akathisia; dry mouth, constipation, micturition difficulty, blurred vision & mydriasis, hypotension; hypersensitivity reactions eg, urticaria, exfoliative dermatitis, erythema multiforme & contact sensitivity; blood dyscrasias; inj site pain & irritation.

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Drug Interactions

Increased CNS depression w/ alcohol, hypnotics, sedatives & strong analgesics. Antagonised action of adrenaline & other sympathomimetic agents. Reversed BP-lowering effects of adrenergic-blocking agents eg, guanethidine & clonidine. Impaired anti-parkinsonian effects of L-dopa, anticonvulsant effects, TCAs metabolism & control of diabetes. Increased effects of anticoagulants. Enhanced anticholinergic effects w/ anti-parkinsonian drugs. Enhanced cardiac-depressant effects of quinidine, absorption of corticosteroid, digoxin & neuromuscular-blocking agents. Severe hypotension w/ ACE inhibitors. Increased plasma conc w/ β-blockers. Inhibited absorption w/ Al- or Mg-containing antacids, adsorbent antidiarrheals. Decreased stimulant effect w/ amphetamines. Intensified anticholinergic side effects of medications w/ anticholinergic action.

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Caution For Usage

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Storage

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Description

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Action

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MIMS Class

Antipsychotics

ATC Classification

N05AB02 - fluphenazine ; Belongs to the class of phenothiazine antipsychotics with piperazine structure.

Regulatory Classification

Presentation/Packing

Form

Shrizine inj 25 mg/mL

Packing/Price

1 mL x 5 × 1's

Shrizine Injection

fluphenazine

Manufacturer:

SM Pharmaceuticals

Distributor:

SM Pharmaceuticals