Skin Therapeutics

Question 1

What is a cream

Answer 1

semisolid emulsion of oil in water

Question 2

what are the characteristics of a cream

Answer 2

hih water content
cool
non greasy

Question 3

what is an ointment

Answer 3

semisolid grease/oil

Question 4

describe the characteristics of an ointment

Answer 4

occlusive and emollient
restricts transepidermal water loss
greasy

Question 5

describe a lotion

Answer 5

liquid
suspension or solution of medication in water, alcohol or other liquids
treat hairy areas

Question 6

describe a gel

Answer 6

thickened aqueous lotions
semisolids containing high molecular weight polymers
treat scalp, face

Question 7

describe pastes

Answer 7

semisold
finely powders material
stiff, greasy
difficult to apply
occusive

Question 8

what is an emollient

Answer 8

enhance rehydration of epidermis in dry or scay conditions

Question 9

when is a wet wrpp used

Answer 9

in very dry (xerotic) skins

Question 10

describe some side effecs of topical steroids

Answer 10

thinning of skin
stretch marks
sterois rosacea
perioral dermatitis
may worsen or mark infection
tachyphylaxis
rebound flare ups especially in psoriasis

Question 11

what topical antibiotics are used in acen

Answer 11

clindamycin, erythromycin, tetracycline

Question 12

what antibiotic is used in rosacea

Answer 12

metronidazole

Question 13

what antibiotic is used in impetigo

Answer 13

mupirocin, fusidic acid

Question 14

when do you use a topical antiviral

Answer 14

herpes simplex infections

Question 15

when are oral antivirals used

Answer 15

eczema herpeticul

herpes zoster

Question 16

name some antipruritics

Answer 16

menthol
capsaicin
camphor/phenol
crotamiton

Question 17

name a keratolytic

Answer 17

salicylic acid

Question 18

when would you use an anti yeast

Answer 18

candida and pityriasis versicolor

Question 19

when would an antifungal be appropriate

Answer 19

dermatophytes (ringworm)

Question 20

describe how you would treat warts

Answer 20

mechanical paring plus:
keratolytics
formaldehyde
glutaraldehyde
silver nitrate
cryotherapy
podophyllin

Question 21

how do you treat psoriasis topically

Answer 21

emoliients and choice of:
tar
vitamin D analogue
keratolytic
topical steroid
dithranol

Question 22

What is imiquimod sometimes used in

Answer 22

Genital warts
Superficial BCC

Also- solar keratoses, lentigo maligna, Bowen’s, verrucae

Question 23

What are the effects of imiquimod

Answer 23

anti viral

anti tumour

Question 24

When can calicneuron inhibitors be used

Answer 24

atopic ezcema