Transdermal patch Health Dictionary

Transdermal Patch: From 1 Different Sources


A method of administering a drug through the skin. The drug is released from the patch over a period of time and is absorbed by the skin.
Health Source: BMA Medical Dictionary
Author: The British Medical Association

Patch Test

This is used to identify possible substances that may be causing a patient’s ALLERGY. Small amounts of di?erent substances are placed on the skin – usually of the back or arm. If the patient is allergic then a red ?are and swelling will appear, usually within about 15 minutes. Sometimes the reaction may take longer – up to three days – to develop.... patch test

Peyer’s Patches

Group of lymphoid tissue in the small intestine, especially involved in typhoid infections.... peyer’s patches

Salmon Patch

See stork mark.... salmon patch

Patchouly

Money, Fertility, Lust... patchouly

Pogostemon Patchoulis

Hook. f. non-Pelletier.

Synonym: P. heyneanus Benth.

Family: Labiatae; Lamiaceae.

Habitat: Western Ghats of Karnataka, Kerala and the Nilgiri hills up to 1,800 m.

English: Patchouli.

Ayurvedic: Paachi, Pancholi.

Siddha/Tamil: Kadir Pachai.

Folk: Paanch (Maharashtra), Sugandhi Paanadi (Gujarat).

Action: Leaf—bechic, antiasthmatic. A poultice of leaves is applied to boils and to relieve headache.

The plant gave alpha-pyrone derivatives, pogopyrones A and B; n-octaco- sanol, beta-sitosterol and its glucoside and several flavones. Pogopyrone B exhibited cytotoxic activity.... pogostemon patchoulis

Salmon Patches

See NAEVUS – Naevus simplex.... salmon patches

Skin Patch

See transdermal patch.... skin patch

Peyer’s Patches

oval masses of *lymphoid tissue on the mucous membrane lining the small intestine. [J. C. Peyer (1653–1712), Swiss anatomist]... peyer’s patches

Patchouli

Pogostemon cablin

FAMILY: Lamiaceae (Labiatae)

SYNONYMS: P. patchouly, patchouly, puchaput.

GENERAL DESCRIPTION: A perennial bushy herb up to 1 metre high with a sturdy, hairy stem, large, fragrant, furry leaves and white flowers tinged with purple.

DISTRIBUTION: Native to tropical Asia, especially Indonesia and the Philippines. It is extensively cultivated for its oil in its native regions as well as India, China, Malaysia and South America. The oil is also distilled in Europe and America from the dried leaves.

OTHER SPECIES: Closely related to the Java patchouli (P. heyneanus), also known as false patchouli, which is also occasionally used to produce an essential oil.

HERBAL/FOLK TRADITION: The oil is used in the East generally to scent linen and clothes, and is believed to help prevent the spread of disease (prophylactic). In China, Japan and Malaysia the herb is used to treat colds, headaches, nausea, vomiting, diarrhoea, abdominal pain and halitosis. In Japan and Malaysia it is used as an antidote to poisonous snakebites.

ACTIONS: Antidepressant, anti-inflammatory, anti-emetic, antimicrobial, antiphlogistic, antiseptic, antitoxic, antiviral, aphrodisiac, astringent, bactericidal, carminative, cicatrisant, deodorant, digestive, diuretic, febrifuge, fungicidal, nervine, prophylactic, stimulant (nervous), stomachic, tonic.

EXTRACTION: Essential oil by steam distillation of the dried leaves (usually subjected to fermentation previously). A resinoid is also produced, mainly as a fixative.

CHARACTERISTICS: An amber or dark orange viscous liquid with a sweet, rich, herbaceous earthy odour – it improves with age. It blends well with labdanum, vetiver, sandalwood, cedarwood, oakmoss, geranium, clove, lavender, rose, neroli, bergamot, cassia, myrrh, opopanax, clary sage and oriental-type bases.

PRINCIPAL CONSTITUENTS: Patchouli alcohol (40 per cent approx.), pogostol, bulnesol, nor patchoulenol, bulnese, patchoulene, among others.

SAFETY DATA: Non-toxic, non-irritant, non-sensitizing.

AROMATHERAPY/HOME: USE

Skin care: Acne, athlete’s foot, cracked and chapped skin, dandruff, dermatitis, eczema (weeping), fungal infections, hair care, impetigo, insect repellent, sores, oily hair and skin, open pores, wounds, wrinkles.

Nervous system: Frigidity, nervous exhaustion and stress-related complaints.

OTHER USES: Extensively used in cosmetic preparations, and as a fixative in soaps and perfumes, especially oriental types. Extensively used in the food industry, in alcoholic and soft drinks. It makes a good masking agent for unpleasant tastes and smells.... patchouli




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