ALKA-SELTZER PLUS Severe Cold Day Night Effervescent Cold Tablets, the comprehensive cough and cold medicine for adults suffering from common cold symptoms, nasal congestion, sinus pressure, runny nose (Night medicine only), and cough. This PowerFast Fizz Effervescent cold tablet provides fast-acting relief for severe common cold symptoms, so you can get back to feeling like yourself again. Our cold and flu medicine for adults and children 12 years and older is specifically designed to provide you with the maximum strength cold relief possible. The convenient day and night formula ensures that you get the right cold relief at the right time, with daytime tablets to help alleviate symptoms during the day and nighttime tablets to provide relief from cold or flu symptoms to help you get the restful sleep you need to recover. The PowerFast Fizz Effervescent Cold Tablets quickly dissolve in water, and are instantly ready to start working, making it a convenient and hassle-free option for on-the-go relief. Each dose is individually wrapped and transforms in just 4oz of water into a fast, liquid medicine. After you drink the refreshing, sparkling solution, Alka-Seltzer Plus works quickly to relieve your worst cold symptoms.