Best Expectorant For Cats

Burt's Bees for Cats Natural Dander Reducing Spray with Soothing Colloidal Oat Flour & Aloe Vera | Cruelty Free, Sulfate & Paraben Free, pH Balanced for Cats - Made in USA, 10 oz Bottle

Vetoquinol Viralys L-Lysine Supplement for Cats - Cats & Kittens of All Ages - Immune Health - Sneezing, Runny Nose, Squinting, Watery Eyes - Flavored Lysine Powder

Allersearch Cat Dander Spray ADMS

Vetoquinol Enisyl-F Oral Paste for Cats, L-Lysine HCI Nutritional Supplement 100 ml

PETPAL L-Lysine Immune and Respiratory Support Supplement for Cats | Pure Bioactive Lysine + | Eye Function, Runny Nose, Sneezing, Feline Conditions | Easy to Serve | Cats of All Ages | 4oz / 120g WT

Felisyl Immune System Support Granules - Support Healthy Tissues, Respiratory and Vision for Cats - 3.5 oz

Soothing Honey Cough Drops with Peppermint & Eucalyptus by Beekeeper's Naturals - Immune Support with Vitamin D, Zinc and Propolis Throat Soothing Lozenges, 14 Ct(2PACK)

Vetoquinol Viralys L-Lysine Supplement for Cats, 21oz/600g - Cats & Kittens of All Ages - Immune Health - Sneezing, Runny Nose, Squinting, Watery Eyes - Palatable Fish & Poultry Flavored Lysine Powder

Pet Wellbeing Throat Gold for Cats - Vet-Formulated - Soothes Throat Discomfort and Occasional Cough, Supports Upper Respiratory Tract - Natural Herbal Supplement 2 oz (59 ml)

Tomlyn Immune Support L-Lysine Supplement Powder for Cats, 100g