derm therapeutics Flashcards

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1
Q

First line agents for psoriasis and atopic dermatitis

A

Topical corticosteroids

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2
Q

Least potent corticosteroid

A

Hydrocortisone, then desonide, then betameth

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3
Q

Super high potency corticosteroids useful for

A

thick plaques
soles
palms
scalp

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4
Q

systemic side effects of steroids

A
glaucoma
HPG axis suppression
HTN
cushing's
hyperglycemia
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5
Q

1 palm is the equivalent of

A

1% BSA

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6
Q

1 finger tip unit treats

A

2% BSA

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7
Q

2 palms, 2 times a day give

A

30 grams per month

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8
Q

equivalent of 2 palms bid

A

1 g per day

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9
Q

extensor surfaces of both arms would require

A

120-150 g of corticosteroid

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10
Q

Benzoyl peroxide has what type of activity ?

A

Anti comedolytic, anti bacterial

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11
Q

what type of abx can be combined with BP?

A

Clindamycin 1%

Metronidazole 0.75%

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12
Q

what should you not apply at the same time as Benzoyl peroxide?

A

Tretinoin

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13
Q

How long do acne treatments need before an effect is seen

A

2-3 months

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14
Q

what type of oral Abx are available to treat acne

A

Tetracycline
Doxycycline
Minocycline

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15
Q

What should you recommend for all acne patients on tetracyclines?

A

Sun block with UVA coverage

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16
Q

when is Isotretinoin indicated?

A

severe, nodulocystic acne failing other therapies

17
Q

2 medications contraindicated in pregnancy

A

Tetracyclines and isotretinoin

18
Q

Uncommon side effect associated with isotretinoin -

A

severe headache, pseudotumor cerebri