Biote HRT Flashcards
dr. charles brown- sequared self injected what into himself and what year
self injected testicular extracts from animals in 1889
what did Dr. charles brown start to notice an increase of when self injecting with testicular extracts
increased energy, muscular strength, stamina, and mental agility
who developed isolated Ts for injection and won a noble prize
in 1891 leopold ruzicka
in 1942 what was testosterone used to prevent
peripheral vascular disease (PVD)
in 1953 what was testosterone used to treat
angina pectoris in both males and females (vasodilator)
91% of patients showed improvement
what age range do women lose 50% of their testosterone production
age 20-40
what age range do men lose 1-3% of total testosterone production per year
30-70
what are bioidentical hormones
structurally identical to those made by the body
what is the most biologically active estrogen
estradiol
what e’s are present in the body
estriol and estrone
don’t get progesterone confused with progestin because
progestin is synthetic and are bad
what is a bioidentical molecule
exact molecular structure of hormones that the body produces
what is a synthetic molecule
different molecular structure than what body produces
what are bioidentical molecules made from
soy or yams (but not an issue with food allergy)
what are the bioidenetical molecules (E2)
17b estradiol-estrace, climara, vivelle, minivelle, estrogel, estring
what are synthetic molecules made from
animal parts or urine
what are the synthetic molecules (E2)
estradiol valerate or cypionate, Premarin (CEE), enjuvia, cenestin, menest
what are the bioidentical molecules of testosterone
testosterone
what are the synthetic molecule of testosterone
testosterone cypionate, enanthate, undecanoate
what are the different routes of administration of testosterone
oral
transdermal/vaginal
injectable
pellot
what are the cons of oral delivery
1st pass is effective but GI upset is common
daily administration
testosterone itself given orally is not effective
TID very short half life
what are the cons of injectable delivery
levels fluctuate like a roller coaster
weekly/biweekly shots
allergies to oil suspension
higher level of erythrocytosis and aromatization
may increase platelet stickiness
what are the cons of transdermal/vaginal/ scrotal delivery
skin irritation
possible transfer to others
45% of people do not absorb
blood levels very
administer daily or BID
what are the cons of pellet delivery
some pain with insertion
possibility of extrusion
activity restrictions after procedure