1. Name Of The Medicinal Product
Betadine Vaginal Pessaries.
2. Qualitative And Quantitative Composition
Povidone Iodine USP 200mg.
3. Pharmaceutical Form
Pessary.
4. Clinical Particulars
4.1 Therapeutic Indications
For the treatment of vaginitis due to candidal, trichomonal, non-specific or mixed infections and for pre-operative preparation of the vagina.
4.2 Posology And Method Of Administration
For intravaginal use. Adults and the elderly: Using the applicator, insert 1 pessary night and morning for up to 14 days. Each pessary should be wetted with water immediately prior to insertion, thus ensuring maximum dispersion of the active constituent and avoiding risk of local irritation. If menstruation occurs during treatment, it is important to continue treatment during the days of the period. Children: Contra-indicated for use in pre-pubertal children.
4.3 Contraindications
Known or suspected iodine hypersensitivity. Regular use is contra-indicated in patients and users with thyroid disorders (in particular nodular colloid goitre, endemic goitre and Hashimoto's thyroiditis).
4.4 Special Warnings And Precautions For Use
Special caution is needed when regular applications to broken skin are made to patients with pre-existing renal insufficiency. Regular use should be avoided in patients on concurrent lithium therapy.
4.5 Interaction With Other Medicinal Products And Other Forms Of Interaction
Absorption of iodine from povidone iodine through either intact or broken skin may interfere with thyroid function tests. Contamination with povidone iodine of several types of tests for the detection of occult blood in faeces or blood in urine may produce false-positive results.
4.6 Pregnancy And Lactation
Regular use of povidone iodine should be avoided in pregnant or lactating women as absorbed iodine can cross the placental barrier and can be secreted into breast milk. Although no adverse effects have been reported from limited use, caution should be recommended and therapeutic benefit must be balanced against possible effects of the absorption of iodine on foetal thyroid function and development.
4.7 Effects On Ability To Drive And Use Machines
None known.
4.8 Undesirable Effects
If local irritation, redness or swelling develops, discontinue treatment. Iodine is absorbed from the vagina and following prolonged use, thyroid dysfunction may develop. The product may be spermicidal and should not be used when conception is desired.
4.9 Overdose
Excess iodine can produce goitre and hypothyroidism or hyperthyroidism. In the case of deliberate or accidental ingestion of large quantities of Betadine, symptomatic and supportive treatment should be provided with special attention to electrolyte balance and renal and thyroid function.
5. Pharmacological Properties
5.1 Pharmacodynamic Properties
Povidone iodine is a complex of iodine which retains the broad-spectrum germicidal activity of elemental iodine without its disadvantages. The germicidal activity is maintained in the presence of blood, pus, serum and necrotic tissue.
5.2 Pharmacokinetic Properties
Betadine Vaginal Pessaries are applied topically to the affected area.
5.3 Preclinical Safety Data
None stated.
6. Pharmaceutical Particulars
6.1 List Of Excipients
Polyethylene glycol 1000.
6.2 Incompatibilities
Compatibility with barrier contraceptives has not been established. Therefore this product should not be used with such methods of contraception as their reliability may be affected.
6.3 Shelf Life
36 months.
6.4 Special Precautions For Storage
Store below 25oC.
6.5 Nature And Contents Of Container
Strips of aluminium foil laminated to polyethylene; pre-formed PVC packaging with a polyethylene lining. Packs of 28.
6.6 Special Precautions For Disposal And Other Handling
None stated.
7. Marketing Authorisation Holder
Seton Healthcare Group plc, Tubiton House, Oldham, OL1 3HS.
8. Marketing Authorisation Number(S)
PL 0223/0019.
9. Date Of First Authorisation/Renewal Of The Authorisation
28th April 1993 / 18th November 1998.
10. Date Of Revision Of The Text
November 1998.
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