Pet Alive Respiratory ComboPack for Pets - Sinu-Rite & Respo-K for Pets Sinu-Rite for treating sinus infections and sinusitis in pets Respo-K for preventing colds and respiratory ailments in pets Specially formulated by an expert team of homeopaths and naturopaths Using wild crafted organically grown herbs and following a Full Spectrum Approach Guarantee products of the highest quality potency and effectiveness