Symptoms Sunburn manifests itself as an extensive reddening of the skin (erythema), as a 1st degree burn with pain, burning, itching, tightening of the skin and, in severe cases, additionally with skin blisters (transition to a 2nd degree burn). It develops continuously over several hours and reaches a maximum after 12 to 24 hours. The … Sunburn Causes and Remedies
Definition A concentration (C) indicates the content of one substance in another as a quotient. By definition, it refers to the amount of a substance present in a given volume. However, concentrations can also refer to masses. In pharmacy, concentration is often used in connection with liquid and semisolid dosage forms. For solid dosage forms … Concentration
Products Isopropanol is available as a pure substance in pharmacies and drugstores. A common aqueous dilution is 70% (V/V). WHO has published a manufacturing specification of 75% (V/V) for hand disinfection, which also contains glycerol and hydrogen peroxide. Isopropanol is also known as isopropy alcohol or alcohol isopropylicus, and the systematic name is propan-2-ol. Structure … Isopropanol
Products Preparations from comfrey are commercially available in the form of gels (pain gels) and ointments. Stem plant Common comfrey or comfrey, L. (Boraginaceae), is native to Europe. is derived from, “I grow together.” The names comfrey and comfrey are derived from the German verb “wallen,” which means to grow together. Bein originally refers to … Comfrey: Medicinal Uses
