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Estradiol is the principle…
endogenous estrogen
Progesterone is the principle…
pregestational (pregnancy hormone)
Estorgen and Progesterone have multiple actions those include?
Female maturation, reproduction effects on primary and secondary sex characteristics
Estrogen action…
metabolic actions which include bone mineralization (positive effect on the bone as they suppress bone reabsorption and prevent bone loss)
affect lipid metabolism and producing a favorable effect on reducing cholesterol numbers
effect on blood coagulation (clotting)
Progesterone is primarily used for…
primarily the hormone for pregnancy- it prepares the uterus for pregnancy and implantation, and it is also required to maintain at a certain level for pregnancy maintenance
True or False: drugs can be given to mimic the actions of estrogen and progesterone
True
Non-contraception uses
hormone replacement for menopause (symptom management)
Contraception uses
Birth control
combination of estrogen and progesterone
progesterone only
Estradiol
Steroidal, synthetic hormone
Estradiol MOA
binds to estrogen receptors (ER) cells
Estradiol Use
non-contraceptive (hormone replacement during menopause) or contraceptive
Estradiol safety alert?
endometrial cancer
Estradiol routes
PO, transdermal (gel, patches, spray), intravaginal, IV/IM (rare)
oral contraceptive drug prototype
ethinyl estradiol/norethindrone (Loestrin)
ethinyl estradiol/norethindrone (Loestrin) -ADEs
thromboembolic disorders (blood clots or strokes), increase in promotion of breast cancer, hypertension, uterine bleeding, teratogenesis, hormonal imbalances
ethinyl estradiol/norethindrone (Loestrin) -Nursing implication
educate the patient on potential for the thromboembolic disorders as well as to educate patient on a strict regimen adherence and what to do if a dose is missed
non-protype drug…
Norethindrone (Camila)
Norethindrone (Camila) is a …
progesterone only
Tocolytic Drugs?
suppress uterine contraction
Tocolytic drugs are used to?
suppress preterm labor
Tocolytic drug prototype?
Hydroxyprogesterone caproate
Oxytocic/uterotonic drugs?
induce uterine contraction
Oxytocic/uterotonic drug use
they induce labor
Oxytocic/uterotonic drug- drug of choice?
Oxytocin (Pitocin) -risk for uterine rupture
testosterone role in body
expression of male sex characteristics but also affects female sexuality
Testosterone can be administered to males for?
androgen deficiencies or if they have low amounts
Testosterone MOA
works by binding to testosterone receptors and then acts on DNA to promote synthesis of specific messenger RNA—> producing proteins that carry out testosterone effects
Testosterone ADEs
risk of thrombosis (safety alert)- myocardial infarction or CVA (stroke) even death
Testosterone routes
PO, injections or transdermal
Drugs for erectile dysfunction include
Phosphodiesterase type five (PDE5) inhibitors-prototype drug Sildenafil (Viagra) -known by the suffix fill
Sildenafil (Viagra) MOA
inhibits PDE5 which then increases and preserves cyclic GMP in the penis- this allows an erection to be harder as well as lasts longer (only if sexual stimuli are present)
Sildenafil (Viagra)-ADEs
hypotension and priapism
Sildenafil (Viagra)-nursing implication
educated the patient to not exceed the daily maximum dose
A significant drug interaction between PDE5 inhibitors and?
drug class nitrates- medication known as nitroglycerin- these drugs together can lower blood pressure significantly
Drugs for BPH (Benign prostatic hyperplasia)
Prototype drug: Finasteride (Proscar)
Finasteride (Proscar)- MOA
works in reproductive tissue to inhibit five alpha reductase which then decrease levels of dihydrotestosterone significantly
Finasteride (Proscar)- ADEs
usually well tolerated by patients but some patients may experience a decrease in ejaculate, volume, and libido (sex drive)
teratogenic to the male fetus
safety alert- increased risk of prostate cancer
Finasteride (Proscar)- Nursing implication
promote adherence for your patients as their treatment will be lifelong