Citalopram (HBr)
Citalopram (HBr) is antidepressant drug and used to treat depression.
Primary Characteristics
Citalopram (HBr) is also known as citalopram hydrobromide, Citalopram.
It is of Synthetic origin and belongs to Benzofuran.
It is classified in Antidepressant pharmacological group.
Molecular Weight: 405.3 · pKa: 9.5 · Solubility in Water: sparingly soluble · Solubility in Alcohol: soluble · Non-proprietary name: Citalopram (HCl).

Pharmacokinetics
Absorption: Citalopram (HBr) has an oral bioavailability is 50% (±50%), pre-systemic (first-pass) metabolism accounts for 10.5% (±10.5%).
Distribution: Citalopram (HBr) has a volume of distribution is 14 l/kg. plasma protein binding is 70-80%.
Elimination: it is metabolised via Hepatic, plasma half-life is 23-75 hr, renal excretion is 12%.
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Indications
Citalopram (HBr) is primarily indicated in conditions like Alcohol dependence, Depression, Obsessive-compulsive disorders, Panic disorders.
Contraindications
Citalopram (HBr) is contraindicated in conditions like Mania.
Dosage
Citalopram (HBr)'s dosage details are as follows:
| Dose | Single Dose | Frequency | Route | Instructions |
|---|---|---|---|---|
| Adult Dosage | ||||
| 15 mg | 15 mg | Every 24h | PO | |
| Paediatric Dosage (20kg) | ||||
| 0 – 0 | — | — | — | Not Recommended in this Age Group |
| Neonatal Dosage (3kg) | ||||
| 0 – 0 | — | — | Not recommended 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
Citalopram (HBr) in overdosage may give rise to further complications which include Bradycardia .
Citalopram (HBr) produces potentially life-threatening effects which include Hypertensive crises, Manic attacks. Careful monitoring is needed with proper medical management.
The signs and symptoms that are produced after acute overdosage of Citalopram (HBr) are Respiratory depression, Respiratory depression, Convulsions , Hypoxia, Respiratory depression, Cardiotoxicity .
Citalopram (HBr) is known to cause more or less tolerable side effects which are usually transient. These include Dizziness, Dry mouth, Headache, increased cysetile weight again, Insomnia, Nausea, Sedation , SomnolenceX, SweatingX, Tremor, Vomiting , Xerosis.
Warnings / Precautions
Interference in Pathology
Citalopram (HBr) may interfere in the diagnosis of Urinanalysis .
Available Brands
Storage Conditions
Drug Classification
- 1.24.2.1 — Drugs used in depression
Manufacturers
Manufacturers of Citalopram (HBr) in Pakistan: