The first bolus range in our portfolio and one of the very first sustained release bolus ranges to be developed in the world.  POM-VPS licensed as an aid to the prevention of hypomagnesaemia in sheep.


A sustained release bolus containing an alloy of magnesium, copper and aluminium. Licenced to aid the prevention of hypomagnesaemia in sheep and calves grazing rapidly growing spring grass. RUMBUL helps farmers manage the magnesium status of their flock or herd over high risk periods.

This product is suitable for:
• Sheep over 30 kg AND
• Calves over 50 kg

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