what would you prescribe for... Flashcards
urinary incontinence
anitmuscarinics (bethanachol/ureocholine)
MOA antimuscarinics
parasympathetic stimulation causes bladder spasm
Contraindications for antimuscarinics
GI obstruction, asthma, parkinsons, PUD
ADR antimuscarinics
HOTN, tachy, cramping, diarrhea
Acute causes of BPH
antiarrhytmics, antihypertensives, OTC cold meds
Chronic cause of BPH
weak detrusor
treatment of BPH
alpha blockers, PDE5i, 5 alpha reductase inhibitors
Name the alpha blockers
Doxazosin (Cardura), Tamsulosin (Flomax)
Name the 5 alpha reductase i
dutasteride (Avodart), finasteride (proscar)
name the PDE5i
cialis (tadalafil)
which alpha blockers work on all three alpha receptors
doxazosin, terazosin, alfuzosin
which alpha blocker works only on BV and would be good in HTN
silozosin
What alpha blocker is selective for alpha A and D?
tamsulosin
what is something to look out for with prescribing alpha blockers along with other drugs?
interactions!!
Do alpha blockers work?
the decrease LUTS, no long term benefit
MOA of 5 alpha reductase i
decrease DHT levels
benefits of finasteride/dutasteride?
finasteride has a faster onset and dutasteride has a longer half life
how is the PSA affected with 5 alpha reductase i?
after 6 months of therapy the new PSA baseline is cut 50%
ADR of dutasteride and finasteride?
impotence, high TSH, decreased libido
Treatment for erectile dyfunction
PDE5i, yohimbine, enzyte, vasotran auctum
name the PDE5i
tadalafil (cialis), sildenafil (Viagra)
MOA of PDE5i
increase cGMP
ADR of sildenafil
PDE6 attack causes blue vision
ADR of tadalafil
PDE11 attack causes back pain
ADR of PDE5i in general
photosensitivity, HA, flushing
alternative treatment use of PDE5i
PAH
contraindications for PDE5i
nitrate use, also using alpha blockers (add PDE5i on when alpha blockers are stable)
erection lasting more than 4 hours should get
ephedrine, NE, aspiration
MOA of yohimbine
alpha 2 blocker
ADR yohimbine
HTN, nervousness, tremor
MOA of vasotran auctim
produced NO
components of vasotram auctum
lL-arginine, yohimbine, ginseng, methyl nicotinate
components of enzyte
ginkgo, saw palmetto, ginseng, yohimbine, mala, tribulus terrestris
treatment of female sexual dysfxn
local estrogens, testosterone creams, sildenafil
treatment of dyspareunia
ospemifene (estrogen receptor modulator)
ADr ospemifine
flushing