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Methenamine, also known as 1,3,5,7-tetraazaadamantane, is a simple cyclic hydrocarbon with a cage-like structure and is similar in structure to adamantane (tricyclo[3.3.1.1 3,7]decane). [2] [13] [7] [8] [37] It is specifically the analogue of adamantane in which the carbon atoms at the 1, 3, 4, and 7 positions have been replaced with nitrogen ...
Urea cream is indicated for debridement and promotion of normal healing of skin areas with hyperkeratosis, particularly where healing is inhibited by local skin infection, skin necrosis, fibrinous or itching debris or eschar. [5] Specific condition with hyperkeratosis where urea cream is useful include: Dry skin and rough skin [5] Dermatitis [5]
Lidocaine/prilocaine eutectic mixture is marketed as a 5% oil-in-water emulsion incorporated in a cream base (EMLA cream) or a cellulose disk (EMLA patch). The cream is applied under an occlusive dressing , while the patch incorporates an occlusive dressing to facilitate absorption of lidocaine and prilocaine into the area where anaesthesia is ...
Imiquimod is a patient-applied cream prescribed to treat genital warts, Bowens disease (squamous cell carcinoma in situ), and, secondary to surgery, for basal cell carcinoma, [7] [8] as well as actinic keratosis. [9] Imiquimod 5% cream is indicated for the topical treatment of: external genital and perianal warts (condylomata acuminata) in ...
Carbaryl is often inexpensively produced by direct reaction of methyl isocyanate with 1-naphthol. [5]C 10 H 7 OH + CH 3 NCO → C 10 H 7 OC(O)NHCH 3. Alternatively, 1-naphthol can be treated with excess phosgene to produce 1-naphthyl chloroformate, which is then converted to carbaryl by reaction with methylamine. [5]
The bitartrate salt of DMAE, i.e. N,N-dimethylethanolamine bitartrate, is sold as a dietary supplement. [5] It is a white powder providing 37% DMAE. [6] Animal tests show possible benefit for improving spatial memory [7] and working memory. [8]
Topical cream formulation is an emulsion semisolid dosage form that is used for skin external application. Most of the topical cream formulations contain more than 20 per cent of water and volatiles and/or less than 50 per cent of hydrocarbons , waxes , or polyethylene glycols as the vehicle for external skin application. [ 1 ]
[4] [5] It may also help dry out secretions resulting from skin irritation. [1] It is applied on the skin as a cream or lotion. [2] Side effects may include skin irritation. [4] It is considered to be safe in pregnancy. [4] Calamine is a combination of zinc oxide and 0.5% ferric oxide (Fe 2 O 3). [6]