Products Isotretinoin gel has been approved in many countries since 1994 (Roaccutan Gel, Germany: Isotrex Gel). Structure and properties Isotretinoin (C20H28O2, Mr = 300.4 g/mol) exists as a yellow to faint orange crystalline powder that is practically insoluble in water. Especially in solution, it is sensitive to air, heat, and light. Isotretinoin is a stereoisomer … Isotretinoin Gel
Symptoms Common warts are benign skin growths that occur mainly on the hands and feet. They have a fissured and rough surface, a hemispherical structure and occur singly or in groups. The black dots in the wart are thrombosed blood vessels. Warts on the sole of the foot are called plantar warts or plantar warts. … Common Warts
Symptoms Planal warts are common in children and adolescents and manifest as only slightly raised, millimeter-sized, round, skin-colored papules that usually occur in groups. They occur mainly on the face, for example on the cheeks and on the back of the hand (the fingers). The “juvenile warts” can also occur in adults. Causes It is … Tarpaulin Warts