Sycrest is a brand name for Asenapine. The medicine, its uses, side effects and dosage are the same regardless of brand.
Used for: Sycrest is indicated for the treatment of moderate to severe manic episodes associated with bipolar I disorder in adults.
Verbatim from this product's EMA label. Tap a section to expand.
Posology The recommended starting dose of Sycrest as monotherapy is 5 mg twice daily. One dose should be taken in the morning and one dose should be taken in the evening. The dose can be increased to 10 mg twice daily based on individual clinical response and tolerability.
1. For combination therapy a starting dose of 5 mg twice daily is recommended. Depending on the clinical response and tolerability in the individual patient, the dose can be increased to 10 mg twice daily. Special populations Elderly Sycrest should be used with care in the elderly.
Limited data on efficacy in patients 65 years of age and older are available. 2. Renal impairment No dose adjustment is required for patients with renal impairment. There is no experience with asenapine in patients with severe renal impairment who have a creatinine clearance less than 15 mL/min.
Hepatic impairment No dose adjustment is required for patients with mild hepatic impairment. The possibility of elevated asenapine plasma levels cannot be excluded in some patients with moderate hepatic impairment (Child-Pugh B) and caution is advised.
In subjects with severe hepatic impairment (Child-Pugh C), a 7-fold increase in asenapine exposure was observed. Thus, Sycrest is not recommended in patients with severe hepatic impairment. Paediatric population A pharmacokinetic study and a short term efficacy and safety study were performed in a paediatric population (ages 10-17 years) with manic or mixed episodes associated with bipolar I disorder.
Long term safety in this population was explored in a 50-week, open-label, uncontrolled extension study. 2 but no recommendation on a posology can be made. Method of administration The tablet should not be removed from the blister until ready to take it.
Dry hands should be used when touching the tablet. The tablet should not be pushed through the tablet pack. The tablet pack should not be cut or torn. The coloured tab should be peeled back and the tablet should be removed gently. The tablet should not be crushed.
To ensure optimal absorption, the Sycrest sublingual tablet should be placed under the tongue and allowed to dissolve completely. The tablet will dissolve in saliva within seconds. Sycrest sublingual tablets should not be chewed or swallowed.
Eating and drinking should be avoided for 10 minutes after administration. When used in combination with other medicinal products, Sycrest should be taken last. Treatment with Sycrest is not advised in patients who are unable to comply with this method of administration, as the bioavailability of asenapine when swallowed is low (< 2 % with an oral tablet formulation).
Summary of safety profile The most frequently reported adverse drug reactions (ADRs) associated with the use of asenapine in clinical trials were somnolence and anxiety. Serious hypersensitivity reactions have been reported. 4. Tabulated list of adverse reactions The incidences of the ADRs associated with asenapine therapy are tabulated below.
The table is based on adverse reactions reported during clinical trials and/or post-marketing use. All ADRs are listed by system organ class and frequency; very common (≥ 1/10), common ( 1/100 to < 1/10), uncommon ( 1/1,000 to < 1/100), rare ( 1/10,000 to < 1/1,000) and not known (cannot be estimated from the available data).
Within each frequency grouping, ADRs are presented in order of decreasing seriousness. 0 %). From the short-term (6 weeks) schizophrenia trials there appears to be a dose-response relationship for akathisia in patients treated with asenapine, and for parkinsonism there was an increasing trend with higher doses.
2). The incidence of dystonia in paediatric clinical trials using a gradual up-titration was similar to that seen in adult trials. 8 kg. 3 % for placebo. 6 % for placebo. 44 kg, respectively. 1 % for placebo. , ≥ 7 % increase in body weight at endpoint).
76) kg. 3 % in the combined phase 2/3 trial population. Falls Falls may occur as a result of one or more adverse events such as the following: Somnolence, Orthostatic hypotension, Dizziness, Extrapyramidal symptoms. Hepatic enzymes Transient, asymptomatic elevations of hepatic transaminases, alanine transferase (ALT), aspartate transferase (AST) have been seen commonly, especially in early treatment.
9 Other findings Cerebrovascular events have been reported in patients treated with asenapine but there is no evidence of any excess incidence over what is expected in adults between 18 and 65 years of age. Asenapine has anaesthetic properties.
Elderly patients with dementia-related psychosis Elderly patients with dementia-related psychosis treated with antipsychotic substances are at an increased risk of death. Sycrest is not approved for the treatment of patients with dementia-related psychosis and is not recommended for use in this particular group of patients.
Neuroleptic malignant syndrome Neuroleptic malignant syndrome (NMS), characterised by hyperthermia, muscle rigidity, autonomic instability, altered consciousness and elevated serum creatine phosphokinase levels, has been reported to occur with antipsychotics, including asenapine.
Additional clinical signs may include myoglobinuria (rhabdomyolysis) and acute renal failure. If a patient develops signs and symptoms indicative of NMS Sycrest must be discontinued. Seizures In clinical trials, cases of seizure were occasionally reported during treatment with asenapine.
Therefore, Sycrest should be used with caution in patients who have a history of seizure disorder or have conditions associated with seizures. Suicide The possibility of a suicide attempt is inherent in psychotic illnesses and bipolar disorder and close supervision of high-risk patients should accompany treatment.
Orthostatic hypotension Asenapine may induce orthostatic hypotension and syncope, especially early in treatment, probably reflecting its α1-adrenergic antagonist properties. 8). In clinical trials, cases of syncope were occasionally reported during treatment with Sycrest.
, dehydration and hypovolemia). Tardive dyskinesia Medicinal products with dopamine receptor antagonistic properties have been associated with the induction of tardive dyskinesia characterised by rhythmical, involuntary movements, predominantly of the tongue and/or face.
In clinical trials, cases of tardive dyskinesia were occasionally reported during treatment with asenapine. The onset of extrapyramidal symptoms is a risk factor for tardive dyskinesia. If signs and symptoms of tardive dyskinesia appear in a patient on Sycrest, discontinuation of treatment should be considered.
1.
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Oral hypoaesthesia and oral paraesthesia may occur directly after administration and usually resolves within 1 hour. There have been post-marketing reports of serious hypersensitivity reactions in patients treated with asenapine, including anaphylactic/anaphylactoid reactions, angioedema, swollen tongue and swollen throat (pharyngeal oedema).
2). The clinically relevant adverse experiences identified in the paediatric bipolar and schizophrenia trials were similar to those observed in adult bipolar and schizophrenia trials. The most common adverse […]
Hyperprolactinaemia Increases in prolactin levels were observed in some patients with Sycrest. In clinical trials, there were few adverse reactions related to abnormal prolactin levels reported. QT interval Clinically relevant QT prolongation does not appear to be associated with asenapine.
Caution should be exercised when Sycrest is prescribed in patients with known cardiovascular disease or family history of QT prolongation, and in concomitant use with other medicinal products thought to prolong the QT interval. Hyperglycaemia and diabetes mellitus Hyperglycaemia or exacerbation of pre-existing diabetes has occasionally been reported during treatment with asenapine.
Assessment of the relationship between atypical antipsychotic use and glucose abnormalities is complicated by the possibility of an increased background risk of diabetes mellitus in patients with schizophrenia or bipolar disorder and the increasing incidence of diabetes mellitus in the general population.
Appropriate clinical monitoring is advisable in diabetic patients and in patients with risk factors for the development of diabetes mellitus. Dysphagia Esophageal dysmotility and aspiration have been associated with antipsychotic treatment.
Cases of dysphagia were occasionally reported in patients treated with Sycrest. Body temperature regulation Disruption of the body’s ability to reduce core body temperature has been attributed to antipsychotic medicinal products. From the clinical trials, it is concluded that clinically relevant body temperature dysregulation does not appear to be associated with asenapine.
g. exercising strenuously, exposure to extreme heat, receiving concomitant medicinal products with anticholinergic activity or being subject to dehydration. Patients with severe hepatic impairment Asenapine exposure is increased 7-fold in patients with severe hepatic impairment (Child-Pugh C).
Therefore, Sycrest is not recommended in such patients. Parkinson’s disease and dementia with Lewy bodies Physicians should weigh the risks versus the benefits when prescribing Sycrest to patients with Parkinson’s disease or dementia with Lewy Bodies (DLB) since both groups may be at increased risk of neuroleptic malignant syndrome as well as having an increased sensitivity to antipsychotics.
Manifestation of this increased sensitivity can include confusion, obtundation, postural instability with frequent falls, in addition to extrapyramidal symptoms. Falls Asenapine may cause adverse effects such as somnolence, orthostatic hypotension, dizziness and extrapyramidal symptoms, which may lead to falls and, consequently, fractures or other injuries.
Patients at risk for fall should be evaluated prior to prescribing asenapine. 5