STRONGHOLD findes i pakninger med 3 tuber (for alle tubestørrelser), 6 tuber (for alle tubestørrelser undtagen 15 mg selamectin) eller 15 tuber (for tuber med 15 mg selamectin).
STRONGHOLD is available in packs of three tubes (for all tube sizes), six tubes (for all tube sizes except 15 mg selamectin), or fifteen tubes (for 15 mg selamectin tube size only).