Medicated Hot Tab Bicarbonate Bath Classic 90 Tablets Medicated Hot Tab Bicarbonate Bath Classic is characterized by its fine, silky bubbles. It contains a large amount of bicarbonate ions, which are effective for conditions such as sensitivity to cold, stiff shoulders, and lower back pain. [Effects and Efficacy] Sensitivity to cold, lower back pain, stiff shoulders, fatigue recovery, rheumatism, neuralgia, heat rash, postpartum sensitivity to cold, hemorrhoids, bruises, sprains, chilblains, rough skin, chapped skin, cracked skin, acne, eczema