3 - Topical Minoxidil Flashcards Preview

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Flashcards in 3 - Topical Minoxidil Deck (15)
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1
Q

Minoxidil is available as a 2% and 5% solution and 5% foam

A

True

2
Q

Minoxidil increases the duration of the anagen growth phase and gradually enlarges miniaturised hair follicles (vellus hairs) into mature terminal hairs

A

True

3
Q

Minoxidil is an ATP sensitive potassium channel opener

A

True

4
Q

Vascular endothelial growth factor (VEGF) is a proposed promoter of hair growth stimulated by the adenosine signalling pathways

A

True (hence mode of action of minoxidil)

5
Q

Minoxidil stimulates prostaglandins in the dermal papillae

A

True

6
Q

Minoxidil is indicated for male pattern androgenetic alopecia of the vertex of the scalp

A

True

7
Q

Minoxidil is most efficacious in the treatment of androgenetic alopecia affecting the crown area for up to 12 months

A

True

8
Q

Twice daily minoxidil therapy should be continued indefinitely as patients who go on to daily maintenance therapy beginning at 12 months may have decreased hair counts

A

True

9
Q

The 5% formulation is more superior than the 2% formulation in female pattern androgenetic alopecia

A

True

10
Q

Minoxidil may cause irritant dermatitis

A

True

11
Q

Minoxidil may cause allergic contact dermatitis

A

True

12
Q

Minoxidil may cause hypertrichosis of skin other than the scalp if there is inadvertent application to that site

A

True

13
Q

There is minimal systemic absorption of topical Minoxidil

A

True

14
Q

Less inadvertent application and systemic absorption may be expected from the foam vehicle than the solution

A

True

15
Q

Minoxidil is not recommended in pregnant and nursing women

A

True