Foams and foamable pharmaceutical preparation for delivery of prescription and non-prescription therapeutical agents for topical and mucosal prevention and treatment of dermatitis, dermatoses, skin allergy, microbial disorders and diseases, fungal disorders and diseases, viral disorders and diseases, cancer, pigmentation disorders and diseases, skin aging, inflammatory disorders and diseases, vaginal and rectal disorders and diseases, ear and eye disorders, wound and burn healing, skin cancer...