Cytacon 35 Micrograms/5ml Syrup
SUMMARY OF PRODUCT CHARACTERISTICS
1 NAME OF THE MEDICINAL PRODUCT
Cytacon 35micrograms/5ml Syrup Cyanocobalamin 35micrograms/5ml Syrup
2. QUALITATIVE AND QUANTITATIVE COMPOSITION
One 5ml spoonful contains 35 micrograms of cyanocobalamin
3. PHARMACEUTICAL FORM
Syrup
4 CLINICAL PARTICULARS
4.1 Therapeutic Indications
Treatment of nutritional Vitamin B12 deficiency.
Treatment of vitamin B12 deficiency following partial gastrectomy.
Treatment of tropical sprue, alone or with folic acid.
Treatment of pernicious anaemia when parenteral administration is not possible or not advised.
4.2 Posology and method of administration
Dosage: Adults: - One or two 5ml spoonful of this medicine two or three times
daily, or more at the discretion of the physician.
Elderly: - The normal adult dose is appropriate for the elderly.
Children: - One 5 ml spoonful of this medicine two or three times daily, or more at the discretion of the physician.
In pernicious anaemia intramuscular therapy is preferable for initial correction of vitamin B12 deficiency. However, if necessary, the oral route may be used to follow this, in which case at least 300 micrograms should be given daily.
When possible, this medicine doses should be taken between meals.
Method of administration: Oral.
4.3 Contra-indications
Hypersensitivity to the product.
4.4 Special warnings and precautions for use
For pernicious anaemia, an adequate dose must be used and the blood picture must be examined regularly at least every 3 months for 18 months until stabilised, and then annually.
Indiscriminate administration of this medicine_may mask the precise diagnosis.
Long term treatment with this medicine may increase the risk of dental carnes. It is important that adequate dental hygiene is maintained.
Medicines containing sugar should be administered with care to patients with Diabetes Mellitus.
4.5 Interactions with other Medicinal Products and other Forms of Interaction
Absorption may be reduced by Para-aminosalicylic acid, colchinine, biguanides, neomycin, cholestyramine, potassium chloride, methyldopa, and cimetidine.
Patients treated with chloramphenicol may respond poorly to this medicine.
Serum levels of cyancobalamin may be lowered by oral contraceptives.
These interactions are unlikely to have clinical significance.
Anti-metabolites and most antibiotics invalidate vitamins B12 assays by microbiological techniques.
4.6 Pregnancy and Lactation
This medicine should not be used to treat of megaloblastic anaemia of pregnancy because this is due to folate deficiency.
4.7 Effects on Ability to Drive and Use Machines
None.
4.8 Undesirable Effects
Sensitisation to cyanocobalamin is rare, but may present as an itching exanthema, and exceptionally as anaphylactic shock.
Acneform and bullous emptions have been reported rarely.
Patients who have become sensitised to cyanocobalamin by injection are often able to tolerate cyancobalamin by the oral route without trouble.
Reporting of side effects
Reporting suspected adverse reactions after authorisation of the medicinal product is important. It allows continued monitoring of the benefit/risk balance of the medicinal product. Healthcare professionals are asked to report any suspected adverse reactions via the Yellow Card Scheme at: www.mhra.gov.uk/yellowcard.
4.9 Overdose
Overdosage is unlikely to require treatment.
5.1 Pharmacodynamic properties
This medicine contains cyancobalamin vitamin B12, which is used for the treatment of pernicious anaemia, and nutritional deficiencies of vitamin B12 which results in macrocytic anaemia.
5.2 Pharmacokinetic Properties
The absorption of cobalamins from the gut is dependent upon the glycoprotein intrinsic factor. Cobalamins are transported rapidly into the blood bound to protein, known as
transcobalamins. Cobalamins are stored in the liver and excreted in the bile. They are known to cross the placenta.
5.3 Preclinical Safety Data
No further relevant data.
6 PHARMACEUTICAL PARTICULARS
6.1 List of Excipients
Sodium carboxymethylcellulose Syrup BP or Sucrose EP Saccharin sodium BP Methyl hydroxybenzoate BP Ariavit amaranth (E123)
Citric acid monohydrate powder BP Blackcurrant essence bush 36 Purified water
6.2 Incompatibilities
None stated.
6.3 Shelf Life
24 months
6.4 Special Precautions for Storage
Protect from light.
Store in well closed containers.
Nature and Contents of Container
6.5
200ml - Amber glass bottles with plastic child resistant closure or a polypropylene screwcap or a ropp aluminium closure with either a PVDC faced EPE wad of a LDPE faced PVDC/EPE wad.
2000ml - Amber glass bottles with screw-on polypropylene closure with natural expanded polyethylene wad, polyethylene faced.
6.6 Instructions for Use, Handling and Disposal
None
7 MARKETING AUTHORISATION HOLDER
Mercury Pharma Group Ltd Capital House, 85 King William Street,
London EC4N 7BL, UK
8. MARKETING AUTHORISATION NUMBER
PL 10972/0029
9 DATE OF FIRST AUTHORISATION/RENEWAL OF THE AUTHORISATION
06/11/2003
10 DATE OF REVISION OF THE TEXT
09/05/2014