· Thea Thealoz Duo Gel Single Dose Vials. Thea Pharmaceuticals. Ideal for applying just before bed. · ADVANCED COMBINATION - Produced with the advanced combination of Sodium Hyaluronate and Trehalose – for lubrication, hydration, and protection of all dry eyes – in a hypotonic formulation that makes it the ideal choice for all dry eye sufferers, whatever the cause.
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