Alka-Seltzer Plus Maximum Strength Day Cold & Flu PowerMax Gels Other Information: Store at room temperature. Avoid excessive heat above 40 degrees C (104 degrees F). 25% smaller liquid gels (Compared to original Alka-Seltzer Plus Liquid Gels). Concentrated formula. Day Non Drowsy: Acetaminophen / Pain reliever-fever reducer. Dextromethorphan HBr / Cough suppressant. Phenylephrine HCI / Nasal decongestant. Nasal congestion. Headache & body ache. Cough. Sore throat. Sinus pressure. Night: Acetaminophen / Pain reliever-fever reducer. Dextromethorphan HBr / Cough suppressant. Doxylamine succinate / Antihistamine. Phenylephrine HCI / Nasal decongestant. Nasal congestion. Headache & body ache. Cough. Runny nose. Sore throat. Liquid filled capsules). Maximum Strength per 4 hour dose. Night. Day. Alka-Seltzer Plus Maximum Strength Day Cold & Flu PowerMax Gels: Questions or comments? 1-800-986-0369 (Mon-Fri 9AM - 5PM EST). Alka-Seltzer Plus Maximum Strength Night Cold & Flu PowerMax Gels: Questions or comments? 1-800-986-0369 (Mon-Fri 9AM - 5PM EST). Parents: Learn about teen medicine abuse. www.StopMedicineAbuse.org. Product of Spain.