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OTC Exam 3 Drugs
OTC Exam 3 Drugs
48
Pharmacology
Graduate
04/26/2010

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Cards

Term
butterbur
Definition
uses: prevent migraines, treat allergic rhinitis and asthma
actions: reduce smooth muscle and vascular spams, decrease prostaglandin synthesis
safety: only use products free of unsaturated pyrrolizidine alkaloids (harms liver and carcinogenic), avoid if allergic to Asteraceae plant family (sunflowers)
Term
feverfew
Definition
uses: prevent migraines (2nd line therapy), treat dysmenorrhea, arthritis, psoriasis
actions: prevents prostaglandin synthesis, platelet aggregation, serotonin release, macrophage function, vascular smooth muscle contraction, pain transmission
safety: GI, HA, insomnia, anxiety muscle stiffness, avoid in patients allergic to Asteraceae plant family (sunflower), antiplatelet meds, warfarin/anticoagulants
Term
ginkgo
Definition
uses: Alzheimer's disease, vascular dementia, impaired cognition, tinnitus, limited use in patients with normal cognitive function.
actions: potent platelet activating factor antagonist, antioxidant
safety: GI, HA, dizziness, allergic skin reactions, bleeding, seizures, avoid use in patients with allergy to poison ivy, antiplatelet meds, wafarin/anticoagulant, HTNs meds, trazodone (CYP450 mediated)
Term
melatonin
Definition
uses: insomnia, jet lag
actions: naturally occurring in the body, stimulates the body's sleep regulation cycle, sexual development and ovulation, immune system, antioxidant
safety: N/V, HA, tachycardia, dysrhythmia, irritability, hangover, depressive symptoms worsen
Rx interactions: MAOi, TCAs, benzodiazepines, valproate, verapamil, BC, caffeine, nifedipine, immunosuppresants.
Term
St. John's Wort
Definition
uses: depression, anxiety, OCD, pain, premenstrual syndrome
actions: modulates serotonin, NE, and dopamine activity, antagonize adenosine, benzodiazepine, GABA, ATP receptors
safety: HA, nausea, dry mouth, agitation, skin reactions, photosensitivity, sexual dysfunction, withdrawal symptoms, inducer of CYP3A4, inhibit p-glycoprotein, CYP2C9, CYP1A2, SSRIs.
Term
valerian
Definition
uses: alleviate insomnia, anxiety
actions: GABA-A receptor actions, barbiturate like propteries
safety: HA, excitability, paradoxical insomnia, hangover, cardiac disturbances, benzodiazepine-like withdrawal, hepatotoxicity, effects on CYP450, avoid use in patients who drink alcohol or use CNS depressants.
Term
coenzyme Q10
Definition
uses: cardiovascular diseases, parkinson's disease, prevent migraines
actions: rate limiting cofactor for the production of ATP, regeneration of antioxidants, stabilizes cell membranes, vasodilation, inotropic effects
safety: nausea, GI, anorexia, HA, irritability, dizziness, avoid use in patients on wafarin/anticoagulants, statins, chemotherapy
Term
garlic
Definition
uses: hyperlipidemia, hypertension, type 2 diabetes mellitus, prevent cancer
actions: contains allicin, antiplatelet, anti-infective, antioxidant, hypotension, lipid lowering
safety: N/V, heartburn, bad breath, body odor, allergic reactions, avoid use in patients on anticoagulants, antiplatelets, may interact with CYP450 and p-glycoprotein
Term
fish oil
Definition
uses: lower triglycerides (20-40%), decrease LDL/decrease total cholesterol/increase HDL 5%, hypertension, inflammatory conditions.
dose: 2mg-4mg
actions: associated with docosahexenoic acid (DHA) and eicosapentaenoic acid (EPA), increases anti-inflammatory cytokines and decreases pro-inflammatory cytokines, decreases intestinal absorption of cholesterol
safety: belching, bad breath, GI, avoid use in patients on antiplatelet or anticoagulant
Term
red rice yeast
Definition
uses: decrease LDL 21-33%, decrease total cholesterol 13-26%, decrease triglycerides 13-34%.
actions: analogue of lovastatin, monacolin K
safety: GI, bloating, flatulence, heartburn, allergic reactions, HA, monitor liver function tests, avoid in patients taking statins, heavy alcohol intake, pregnancy category X
Term
chamomile
Definition
uses: motion sickness, GI disease, GI spasm, inflammatory disease, dermatologic disease, anxiety, insomnia, hemorrhoids, skin/mucous membrane inflammation.
actions: anti-inflammatory, antibacterial, CNS neurotransmitter effect
safety: well tolerated, avoid use in patients with ragweed allergy/Asteraceae family, antiplatelet meds, anticoagulants, alcohol, CNS depressants, may decrease CYP1A2, 2E1, 3A4
Term
ginger
Definition
uses: N/V, indigestion, colic, arthritis
actions: antiemetic due to anti-5-hydroxytriptamine, anti-inflammatory due to inhibition of COX and lipoxygenase, inhibit platelet thromboxane
safety: heartburn, belching, dermatitis, avoid use in patients on anticoagulants, antiplatelets, hypoglycemic meds, no risk for major malformations during weeks 4-14 of pregnancy.
Term
alpha-lipoic acid
Definition
uses: thioctic acid for diabetes
actions: cofactor for several enzymatic processes of glucose metabolism, antioxidant, chelating agent
safety: HA, nausea, allergic reaction, avoid use in patients with hypoglycemic medications, thyroid disorder/thyroid supplements.
Term
cinnamon
Definition
uses: same as baking spice, blood glucose lowering
actions: increase insulin sensitivity to receptors, antimicrobial, antifungal
safety: minimal ADR with the supplement or extract (not oil formulation), no long term safety data
Term
<5% of women
Definition
recurrent vulvovaginal candidiasis infection (> or = 4 infections/year) occurs in this % of women
Term
cranberry
Definition
uses: prevent and treat urinary tract infections
actions: inhibit bacteria from adhering to bladder, kidney, and urethra
safety: diarrhea, possible increased risk of kidney stones, Rx interactions: warfarin, alkaline meds, antacids
Term
saw palmetto
Definition
uses: treat benign prostate hyperplasia, similar efficacy to finasteride
actions: **inhibit 5-alpha reductatse**
safety: GI, avoid use in patients on antiplatelet meds, warfarin, alcohol, androgenic meds, pregnancy category X
Term
black cohosh
Definition
uses: treat symptoms of menopause including hot flashes and night sweats
actions: no evidence of estrogen activity
safety: GI, rash, HA, weight gain, hepatotoxicity, Rx interaction: tamoxifen, doxorubicin
Term
phytoestrogens
Definition
uses: treat symptoms of menopause including hot flashes and night sweats
actions: derived from soy, estrogenic activity
safety: GI, HA, allergic reaction, avoid use in patients on antiplatelet, warfarin, Hx of estrogen dependent cancer, may inhibit CYP1A2 activity
Term
echinacea
Definition
uses: treat and prevent viral respiratory infections
actions: effects non specific cellular immune system
safety: GI, HA, tingling sensation on tongue, avoid use in patients allergic to asteraceae family, asthma, allergic rhinitis, HIV/AIDS, autoimmune disorders, immunosuppresants, may inhibit CYP3A4
Term
probiotics
Definition
uses: antibiotic associated diarrhea, allergies, atopic dermatitis
actions: repopulation GI bacterial flora
safety: bloating, flatulence, diarrhea, avoid in patients that are immunocompromised, separate doses from antibiotics by several hours.
Term
green tea
Definition
uses: enhance performance, prevent CV disease, prevent cancer, prevent liver disorders
actions: primary stimulating therapeutic agent is caffeine
safety: N/V, diarrhea, insomnia, irritability, cardiac stimulation, avoid use in patient on theophylline, caffeine containing products, stimulants, warfarin, may inhibit the effects of sedating meds.
Term
chondroitin sulfate
Definition
uses: knee and hip osteoarthritis
actions: natural product in the body used to build cartilage, inhibits leukocyte elatase (primary enzyme involved in cartilage breakdown)
safety: GI, nausea, avoid use in patients on antiplatelets or warfarin, some produces made from cows.
Term
glucosamine
Definition
uses: osteoarthritis
actions: natural product in the body used to build cartilage, inhibits breakdown of cartilage
safety: GI, avoid use in patients with shellfish allergy, DM patients monitor sugars closely, dyslipidemia patient get a lipid panel 1 month after initiation.
Term
MSM
Definition
uses: arthritis, allergies
actions: produce supply of sulfur (keep to building cartilage
safety: HA, nausea, diarrhea, itching
Term
phenylephrine
Definition
decongestant
may dilate pupil (vasoconstrictor)
may cause rebound congestion of conjunctiva if used chronically
AEs uncommon
caution in CVD and DM
Rx interactions with atropine, MAOIs, TCAs, resperine, methyldopa
Term
imidazoles (naphazoline, tetrahydrozoline, oxymetazoline)
rebound congestion less with naph and tetra
Definition
decongestants
constrict conjunctival vessels
excessive use can lead to systemic absorption (cardiovascular disease AEs)
may cause abnormal dryness with prolonged use
Term
pheniramine maleate and antazoline phophate
more stinging, burning and discomfort with pheniramine
Definition
antihistamines
indicated for rapid relief of seasonal or atopic conjunctivitis
AEs: burning, stinging, discomfort
do not use in patients with narrow angle glaucoma
only available as combo products with deconjestants
Term
carbamide peroxide
Definition
cerumen softening agent
after 4 days flush with water
Term
burrow's solution
Definition
used for dermatitis
aluminum acetate 1:40 solution
Term
photosensitizing medications
Definition
antidepressants (esp older agents)
antihistamines (all types)
tetracyclines (esp democycline)
HTN meds (ACEi, Ca channel blockers, methyldopa)
thiazide diuretics
griseofulvin
estrogens/progestins (contraceptive, postmenopausal)
NSAIDS
antipsychotics
sulfonylureas
tretinoins (very important due to typical age of users)
Term
lactobacilli
Definition
bacteria that predominates in the vagina (up to 95%)
produce hydrogen peroxide (acts as an antimicrobial agent)
produces lactase
Term
factors that decrease H2O2 production
Definition
days 1-5 of the menstrual cycle
current oral antibiotic therapy (especially gram +)
medroxyprogesterone therapy (depo-provera)
presence of semen
douching
postmenopausal women
genetic predisposition
Term
vaginitis
Definition
an abnormal increase in vaginal secretions with inflammation of vaginal mucousa and adjacent vulvar skin
caused by proliferation of bacteria already present in the vagina
Term
bacteria vaginitis
Definition
pH >4.5
whiff test positive
clue cells present
hyphae or blastospores absent
causes 40-50% of vaginal symptoms
causes: increased Gardnerella vaginalis, decreased lactobacilli, new sexual partner, AA, douching, smoking, 1st week of menstrual cycle.
Rx only: metronidazole, no need to treat male partner
Term
vulvovaginal candidiasis
Definition
pH <4.5
whiff test negative
clue cells absent
hyphae or blastospores present
20-25% of vaginitis cases
recurrent infections (>4 per year) occurs in <5% of women
caused by: candida albicans
risk factors: AA, pregnancy, high dose estrogen, changes in vaginal pH, diabetes, antibiotic therapy (tetracycline, PCNs, other broad spectrum), immunosuppressant therapy (corticosteroids, post-transplant, chemotherapy), immunocompromised states (HIV/AIDs), receptive oral sex
possible risk factors: nonoxynol-9 spermicide, low dose estrogen, non cotton underwear, wet swimwear, dyed toilet paper, toilet paper technique, vaginal use of antibiotic soap, douching, tampons
symptoms: abnormal discharge, itching, burning, redness, inflammation, pain with intercourse or urination
Term
trichomonal vaginitis
Definition
pH >4.5
whiff test variable
clue cells absent
hyphae and blastospores absent
15-20% of vaginitis cases
causes: trichomonas vaginalis, multiple sex partners, new sex partner, no barrier method, other STDs
greater than 50% asymptomatic
Rx only: metronidazole, treat male partner
Term
exclusions from self treatment - vaginitis
Definition
1st episode
pregnancy or breastfeeding
girls <12 yo
predisposing medical disorder (diabetes, HIV)
predisposing medications (immune modulating: antineoplastics, corticosteroids)
recurrent VVC (>3/year)
Term
imidazole products
Definition
preferred antifungal for VVC
give quicker relief of itching than systemic agents (creams, ointments, suppository)
Term
boric acid suppository
gentian violet application
Definition
non azole treatments for VVC
Term
vagisil, yeast-guard, vaginex
Definition
non specific vaginal preps that are NOT recommended for VVC, only mask symptoms
Term
within 72 hours of applying vaginal medication
withing 48 hours of sexual intercourse or douching
during or withing 5 days of menstrual bleeding
Definition
when can a vagisil kit not be used?
Term
UVA
Definition
sun radiation not responsible for sunburn (in lower concentrations)
increases rate of melanoma
oxidizes melanin already in skin
Term
UVB
Definition
primarily responsible for sunburn
contributes to melanoma and non melanoma skin cancers
needed for synthesis of vitamin d
stimulates melanin production
Term
>40
Definition
use an SPF of ____ in patients with lupus
Term
>45
Definition
use an SPF of _____ in patients on photosensitizing drugs
Term
water resistant
Definition
retains SPF for 40 minutes underwater
Term
very water resistant
Definition
retains SPF for 80 minutes underwater
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