New & Improved Alka-Seltzer Plus Cold day + Night effervescent Tablets twin pack dissolve quickly in hydrating water and are instantly ready to start working whether you need it during the day or at night. This formula has improved flavor, less sodium & residue and is Aspartame free. Each dose is individually wrapped and transforms in just 4oz of water into a liquid-fast medicine. After you drink the refreshing, sparkling solution, Alka-Seltzer Plus works quickly to relieve your worst cold symptoms. In one convenient package you get daytime relief from: nasal & sinus congestion, cough, sore throat, fever, headache and body aches & pains and nighttime Relief from: cough, sneezing, runny nose, Sore Throat, nasal congestion, sinus congestion & pressure, fever, headache and body aches & painsComes in Effervescent form, with a refreshing Citrus (day) & Lemon (night) flavor. Use as directed. Two boxes, each box containing 10 Sachets each containing 1 individually wrapped dose (2 effervescent tablets), which makes it easy to take with you on the go. Quickly dissolves in water and instantly ready to start working so you can get back to your busy life. Our severe Cold Day + Night formula provides fizzy fast daytime relief of nasal & sinus congestion, cough, headache, fever, sore throat and body aches & pains. Provides nighttime relief of: nasal congestion, sinus pressure & congestion, sneezing, runny nose, cough, headache, fever, sore throat and body aches & pains. Our fantastic formula made even better: improved flavor, less sodium & residue, and aspartame free.