For this reason, you'll need to take immediate-release products every few hours throughout the day for symptom control. Effects of immediate-release Mucinex typically last about four hours ...

6–11yrs: 1–2 packets every 4 hours. Max 6 doses/day. Asthma. Lower respiratory disorders. Pregnancy. Nursing mothers. Mini-Melts: Renal disease. Magnesium-restricted diet.

drugmaker RB recalled certain lots of over-the-counter Mucinex Fast-Max liquid products, including Night-Time Cold & Flu, Cold & Sinus, Severe Congestion & Cough, Cold, Flu & Sore Throat, Day ...