Original sentence: Although unproven in randomized clinical trials, it may assist in improving patient outcomes and reducing healthcare costs.Certain herbal treatments, such as the plant Clinacanthus nutans in a topical 5% cream, and the plant steroid alkaloid, saponin,  in combination with other prescription anti-viral medicines such as acyclovir, reduced pain in patients afflicted with the virus.Cyanocobalamin Vitamin B 12, is naturally found in meats and dairy foods.It also obtained from vitamin supplements or fortified foods, mostly breakfast cereals.The use of complementary therapies in post herpetic neuralgia (PHN) has been called for by some medical professionals, in the management of aged patients.Vitamin B12 deficiency may reduce white blood cell count, so it may be used as a complement to standard antiviral therapy, although it has little effect by itself
Edited sentence: Lesion crusting within 3 days and lesion healing within 7-10 days were significantly greater in the C.Pain scores were reduced more rapidly in the C.The Thai plant Clinacanthus nutans in a topical 5% cream was shown in two double blind, randomized, placebo-controlled studies involving up to 51 patients, to reduce the pain of herpes zoster.nutans extract-treated group than in the placebo group.nutans extract-treated group than the placebo group