Nature s Way Umcka ColdCare Feel Better Faster Cherry Flavored 20 Chewables. These convenient delicious chewables help you feel better faster. Umcka ColdCare Chewables are clinically proven to shorten the duration and reduce the severity of cough congestion sore throat and nasal and bronchial irritations. They?re non-drowsy so you can take them whenever you need relief whether that?s at work while traveling or as soon as you feel a cold coming on.