Antidepressant Medications Anti-depressant Drugs Antidepressant: citalopram, Celexa, Cipramil,Prisdal, Seropram
Antidepressant: citalopram, Celexa, Cipramil,Prisdal, Seropram
Generic Name: citalopram
Brand Name(s): Celexa, Cipramil,Prisdal, Seropram
Common Use: Antidepressant
Antidepressant
Citalopram hydrobromide is a highly selective and potent
serotonin (5-hydroxytryptamine 5-HT) reuptake inhibitor with minimal
effects on the neuronal reuptake of norepinephrine (NE) and dopamine
(DA). The ability of citalopram to potentiate serotonergic activity
in the central nervous system via inhibition of the neuronal reuptake
of serotonin is thought to be responsible for its antidepressant action.
Citalopram hydrobromide is indicated for the symptomatic
relief of depressive illness.
Citalopram hydrobromide is contraindicated in patients
with known hypersensitivity to citalopram hydrobromide or the excipients
of the drug product.
In patients, receiving selective serotonin reuptake
inhibitors (SSRIs) in combination with a monoamine oxidase inhibitor
(MAOI), there have been reports of serious reactions. These reactions
have also been reported in patients who have recently discontinued
SSRI treatment and have been started on a MAOI. Some cases presented
with features resembling serotonin syndrome. Therefore, it is recommended
that citalopram should not be used in combination with a MAOI or within
14 days of discontinuing treatment with a MAOI. Similarly, at least
14 days should elapse after discontinuing citalopram treatment before
starting a MAOI.
If a patient enters a manic phase, citalopram should
be discontinued.
Although citalopram did not potentiate the cognitive
and psychomotor effects of alcohol in volunteers, the concomitant
use of alcohol and citalopram should be avoided.
Adverse Reactions
Nausea, insomnia, somnolence, dizziness, vomiting,
agitation, asthenia, and dry mouth. Incidence of Adverse Events in
Placebo-controlled Studies Reported adverse events were classified
using the standard World Health Organization (WHO)-based dictionary
terminology.
While sexual dysfunction is often part of depression
and other psychiatric disorders, there is increasing evidence that
treatment with selective serotonin reuptake inhibitors (SSRIs) may
induce sexual side effects. This is a difficult area to study because
patients may not spontaneously report symptoms of this nature, and
therefore, it is thought that sexual side effects with SSRIs may be
underestimated.
Although it is not known whether gradual discontinuation
will prevent the discontinuation symptoms, it is recommended that
the dosage of citalopram should be tapered off over 1 to 2 weeks.
Some other less common side effects may include:
Influenza-like symptoms, nonpathological trauma, pain,
Postural hypotension, tachycardia, Migraine, paraesthesia, Flatulence,
Anemia, epistaxis, leukocytosis, purpura, Weight decrease, weight
increase, Abnormal dreaming, aggravated depression, amnesia, apathy,
confusion, depression, impaired concentration, increased appetite,
sleep disorder, suicide attempt, Pruritus, rash, Abnormal accommodation,
Polyuria .
Overdose
Citalopram hydrobromide has a wide margin of safety
in overdose. Cases of overdoses involved the ingestion of citalopram
either alone or in combination with other drugs and/or alcohol. In
clinical trials, with overdoses of citalopram ranging from 180 mg
to 2000 mg, all patients recovered. Of the cases reported postmarketing,
six were fatal. All but one of these patients had concomitant drugs
and/or alcohol.
Symptoms most often accompanying citalopram overdose
included dizziness, sweating, nausea, vomiting, tremor, and somnolence.
In more rare cases, observed symptoms included confusion, loss of
consciousness, convulsions, coma, sinus tachycardia, cyanosis, hyperventilation
and rhabdomyolysis.
Establish and maintain an airway to ensure adequate
ventilation and oxygenation. Gastric lavage and use of activated charcoal
should be considered. In managing overdosage, the possibility of multiple
drug involvement must be considered.
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