Camphor is whitish fragrant solidified essential oils of Camphor tree (Cinnamomum camphora Nees & Eberm, Lauraceae), it is obtained from the bark and heart wood by steam distillation or hydro-distillation. It is multifaceted drug used in traditional Indian system of medicine and Chinese medicine. This overview is compilation of pharmacology, ethno-medicinal uses, chemical constituents and proven pharmacological activities of camphor. This paper comprises all the information available in Ayurvedic and Unani classical texts and research publications based on the outcomes of the studies carried out on experimental and clinical basis. In Ayurveda it is popularly known as Karpura and used to treat bronchitis, fever, chest congestion, diarrhea, dysentery, eye diseases, heart problems and gynecological disorders. Recent researches show that it exhibited anti-inflammatory, antidiabetic, antioxidant, antimicrobial, anticancer, anti- Dyslipidemia activities. The camphor has a therapeutic potential to become newer drug for many diseases.

A 42 year old lady approached OPD of the Ayurveda hospital, Aniyakanda, Kandana, Sri Lanka and got registered in OPD in February, 2016. She was seeking leach therapy for bluish, dilated and twisted varicose vein at the right poplitial fossa. She reported no history of diabetes mellitus on the past but on advice she did basic laboratory investigations prior to leach therapy i.e FBS, BT and CT. The blood report showed FBS of 220 mg/dl dated on 1st of March 2016. This patient was investigated as recently diagnosed case of diabetes mellitus and laboratory test was repeated 03/03/2016 to confirm diagnosis which revealed FBS of 201 mg/dl and PPBS of 240 mg/dl. Patient was advised not to take any allopathic medicine. Treatment was employed according to ilaj bil dawa (Pharmacotherapy) , half a cup of decoction was prescribed twice a day which consisted 15g of Amla (Phyllanthus embilica),15g of Gilo (Tinospora cordifolia),15g of posth e Neem (Azadirechta indica), and 15g of Darhaldi (Coscinium fenestratum) along with appropriate ilaj bil ghiza (Dietotherapy) prescribed. Patient was assessed every other week with repeated FBS for a period of 3 months. The observed mean FBS during the course of treatment was 136 mg/dl. At the end of this case study the FBS was found to be 108 mg/dl. Efficacy of variety of mufrat advia (single drug) has been already established by some studies. We need to conduct randomized clinical trial in larger sample size in order to establish the effective management for DM.