Sulpiride
Sulpiride is antipsychotic agent with similar action and uses as for chlopromazine. Sulpiride is used in the treatment of schizophrenia, also given for the management of anxiety, vertigo and peptic ulceration.
Primary Characteristics
It is of Synthetic origin and belongs to Benzamide.
It belongs to D2 antagonist pharmacological group on the basis of mechanism of action. It is also classified under Psychotherapeutic Drugs .
Molecular Weight: 341.4 · pKa: 8.9 · Solubility in Water: Insoluble · Solubility in Alcohol: Weakly Soluble · Non-proprietary name: Sulpiride.

Pharmacokinetics
Absorption: Sulpiride has an oral bioavailability is 32.5% (±7.5%).
Distribution: Sulpiride has a volume of distribution is 0.65 - 1.4 L/kg. plasma protein binding is 14 %.
Elimination: plasma half-life is 6 - 8 hr, renal excretion is Extensive.
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Indications
Sulpiride is primarily indicated in conditions like Control of muscarinic side-effects of neostigmine, Depression, Psychosis, Schizophrenia.
Contraindications
Sulpiride is contraindicated in conditions like Epilepsy, Phaeochromocytoma, Porphyria.
Dosage
Sulpiride's dosage details are as follows:
| Dose | Single Dose | Frequency | Route | Instructions |
|---|---|---|---|---|
| Adult Dosage | ||||
| 300 mg | 300 mg | Every 12h | PO | Max.800 mg daily. |
| Paediatric Dosage (20kg) | ||||
| No data. | ||||
| Neonatal Dosage (3kg) | ||||
| 0 – 0 | — | — | Not indicated in this age group | |
Drug Interactions
Always consult your physician for the change of dose regimen or an alternative drug of choice that may strictly be required.
Side Effects
Sulpiride in overdosage may give rise to further complications which include Tardive dyskinesia .
Sulpiride produces potentially life-threatening effects which include Hepatitis , Malignant neuroplastic syndrome, Hypertensive crises. Careful monitoring is needed with proper medical management.
The signs and symptoms that are produced after acute overdosage of Sulpiride are Hypotension, Confusion , Agitation, Extrapyramidal effects , Restlessness .
Sulpiride is known to cause more or less tolerable side effects which are usually transient. These include Acute dystonia, Akathisia, Anxiety, Elevated alkaline phosphatase, Elevated aminotransferase, Excitement, Irritability, Leukopenia, Mood swings, Parkinsonism.
Warnings / Precautions
Interference in Pathology
Sulpiride may interfere in the diagnosis of Test for Estimating Glucose and Cholestrole Conc. in Serum .
Available Brands
Storage Conditions
Drug Classification
- 1.24.1 — Drugs used in psychotic disorders
Manufacturers
Manufacturers of Sulpiride in Pakistan: