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Details

OTC test 5
Test 5
90
Pharmacology
Professional
04/25/2012

Additional Pharmacology Flashcards

 


 

Cards

Term

 

Clindamycin (Rx)

 

Definition

Used to treat Bacterial Vaginosis

2% insert 1 supp vag nightly x7d

300mg BID x7d

 

Term

 

    Metronidazole (Rx)

 

Definition

Used to treat Bacterial Vaginosis

 

0.75% gel, insert 5g vag BID x5d

 

2 gm dose po once

 

500mg BID x7d

 

Term

 

Povodine/iodine (Rx for compounding)

 

Definition

used to treat BV

 

Reduce TOTAL vaginal flora

 

Insert 1 (5 gm) suppository BID x 14-28 days

 

NO pregnancy or breastfeeding (systemic absorption)

 

Term

 

Metronidazole (Rx)

 

Definition

Used to treat Trichomoniasis

 

500mg BID x7d

 

Term

 

Tinidazole (Rx, resistant infections)

 

Definition

used to treat Trichomoniasis

 

2g as single dose

Term

 

Lactobacillus acidophilus

 

Definition

 

Used to as prevention of Vulvovaginal Candidiasis

Term

 

Butoconazole 2%

 

Definition

 

Used to treat Vulvovaginal Candidiasis

 

3 day intravag cream

Term

 

Clotrimazole 1% or 2%

 

Definition

Used to treat Vulvovaginal Candidiasis

 

3-7 day intravag cream

 

Term

 

Miconazole 2% or 4%

 

Definition

 

Used to treat Vulvovaginal Candidiasis

 

1, 3, 7 day intravag cream OR sup

 

 

 

Term

Ticonazole 6.5%

 

Definition

Used to treat Vulvovaginal Candidiasis

 

1 day intravag ointment

 

 

Term

Lactobacillus acidophilus

 

Definition

Used To re-establish normal flora in the vagina

 

 

8oz. po yogurt, potentially prevent recurrent VVC

Term
Tea tree oil
Definition

Vaginal antibacterial/antifungal

 

used as vaginal suppositories, 200mg vag sup qhs x6 nights

 

risk allergic dermatitis

Term

Gentian violet

 

Definition

Use with 1 tampon soaked and inserted vag for several hours or overnight x1-5 days

 

Risk staining fabrics/skin

 

Term

Boric acid

 

Definition

600mg QD-BID x14d

 

Risk toxic, teratogenic

 

Term
Bacterial Vaginosis
Definition

top cause of vaginal symptom, increases vaginal pH, smells fishy and can itch.

 

Can cause UTI, pretem labor and low birth rate. Increases HIV transmission. Is in 12% of virginal adolescents.

 

Treated with clindamycin, metronidazole, and povodine/iodine (all of these are vaginal suppository)

Term
Vulvovaginal Candidiasis
Definition

 

- 2nd top cause of vaginal symptoms.

 Caused by fungi, does not change pH, cause thick “cottage cheese” liquid with no odor.

Increases transmission of infections.

Treated with butoconazole, clotrimazole, miconazole and ticonazole.

 

Term
Trichomoniasis
Definition

3rd top cause of vaginal symptoms.

 

Caused by protozoan. Increases pH, causes a yellow-green liquid with a malodorous odor.

 

 In 50% of women no symptoms at first, then can cause pruritus, erythema.

 

Is treated by metronidazole and tinidazole.

Term
Atrophic vaginitis
Definition

 

inflammation of vagina, and can decrease estrogen levels.

Can cause dyspareunia (painful sex)

 

Term
Dyspareunia
Definition

is painful sex.

 

Can be caused by diaphragm not fitting correctly, menopause, hemorrhoids, herpes, genital warts and other STDs, menopause, anti-estrogen medication and transient state of estrogen deficiency (such as breast-feeding and childbirth)

 

Term

Astroglide, KY, Durgel, Vagisil Intimate Moisturizer

 

Definition

glycerinl; propylene glycol.

 

 Used for atrophic vaginitis and dyspateunia

Term
H-R Lubricating Jelly
Definition

Hydrocypropyl methlcellulose.

Used for atrophic vaginitis and dyspateunia

 

Term
KY jelly
Definition

glycerin; hydroxyethylcellulose.

Used for atrophic vaginitis and dyspateunia

 

Term
KY silk-E vaginal moisturizer
Definition

vitamin E; propylene glycol gel.

Used for atrophic vaginitis and dyspateunia

 

Term
KY warming liquid
Definition

propylene glycol; glycerin; acacia honey type O. U

 

sed for atrophic vaginitis and dyspateunia

 

Term
Replens gel
Definition

glycerin; mineral oil.

 

Used for atrophic vaginitis and dyspateunia

Term

Black cohosh

 

Definition

Cimicifuga Racemosa

Used for PMS, dysmenorrhea, menopausal symptoms

 

Suppresses LH levels, binds to estrogen receptors and contains small levels of salicylic acid.

 

 Cant interact with oral contraceptives and estrogen therapy. Take 20mg BID

 

Do not use with Oral contraceptives, or Estrogen replacement therapy, and may cause hepatotoxicity

Term

Cranberry

 

Definition

Used to prevent UTIs by Inhibiting E. coli adherence

 

Active ingredient: hipurric acid

Do not take with Warfarin or trace amounts of salicylic acid in juice

 

300mg-400mg BID or 8-16oz daily

 

may cause kidney stones

Term

Dong quai

 

Definition

Used for PMS, dysmenorrhea, menopausal symptoms

 

It enhances endogenous estrogen production and serotonergic activity

 

Do not take with Warfarin

 

4.5gm powdered rood QD. It is safe for up to 24 wks.

 

Term

Fenugreek

 

Definition

Used to promote lactation, control glucose, decrease appetite, and as flavoring agent (maple)

 

The MOA is unknown, but it does reduce after-meal glucose levels

 

Do not take with antidiabetics or antiplatelets

 

2300mg BID-TID, May give breast milk mild maple smell, May decrease blood sugar levels

 

Term

Panax ginseng

 

Definition

Used for male fertility, impotence, premature ejaculation. Also for coping with stress

 

Can help with hyper/hypotension and is a CNS stimulant and used for depression. Also enhances synthesis of NO

 

Do not use with ethanol, anticoagulants, antidiabetics, and caffeine

 

900mg po TID or topically applied 1hr prior to intercourse. Can be safe for use up to 3 months

Term
Saw palmetto
Definition

Used to improve lower urinary tract symptoms due to BPH (benign prostatic hyperplasia)

 

May inhibit 5-alpha-reductase and have local antiestrogenic/anti-inflam effects

 

Do not take with tamsulosin, alpha-adrenergic blocker, avodart or proscar

 

160mg BID or 320mg QD, recommended for up to 1yr of use

 

Term
Yohimbe
Definition

Used for psychologic or organic erectile dysfunction. Increases sexual vitality

Is used as an Alpha-2 antag (central and peripheral), a CNS stimulant and increases nerve impulses to genital tissue

 

Do not take with antihypertensive( other alpha-2 antagonist), MAOIs, and caffeine

15-30mg QD, generally considered UNSAFE for OTC, due to risk of hyper/hypotension and may have synergistic effect with L-arginine

 

Term
sponges
Definition

Women use to help prevent pregnancy

 

Different sponges are today, protectaid pharmatex. All which have some sort of spermacide

Term
Plan B (Levonogestrel)
Definition

Levonogestrel 1.5mg (progestin only tablet)

 

Uses: within 72 hrs after unprotected sex, method failure, sexual assault

 

may cause abdominal pain may indicate ectopic pregnancy

Term

Pyridoxine (vitamin B6)

 

Definition

Used to treat PMS

 

Take 100 mg a day

Term
Vitamin E
Definition

Used to treat PMS symptoms

 

Take 400 IU for mastalgia

Term

Calcium & Vitamin D

 

Definition

Used to treat PMS symptoms

 

1200mg/400 IU daily to prevent PMS mood/physical symptoms

Primary treatment. Is effective. Decrease sx by ~50%

 

Term
Magnesium
Definition

Used to treat PMS

 

take 360mg D for 7 days prior to period

Term
NSAIDS
Definition

Used to treat PMS symptoms

 

Start 1 week prior and during 1st few days of menses

 

Is usually effective. Decreases physical and mood sx

 

Term

VITEX (chasteberry)

 

Definition

Treats physical and mood sx

 

20-40mg daily for progressive improvement of PMS over several cycles

 

Cautions: pregnancy, but typically well tolerated

 

Likely effective

 

Term

Gingko

 

Definition

Primary mastalgia and fluid retention treated

 

80mg BID on days 16-day 5

 

Caution: antiplatelets, antidepressants, omeprazole

 

Likely effective

 

Term

Black cohosh

 

Definition

Treats physical and mood sx

 

40-80mg BID

 

No cautions

 

Possibly effective

 

Term
St. John’s wort
Definition

Treats mood (MAOI)

 

300mg QD

 

Caution with xanthines

 

Possibly effective

 

Term

Evening Primrose Oil

 

Definition

 

o   INEFFECTIVE

 

Term

Caffeine

 

Definition

Increases PMS irritability

 

Xanthine class: DO NOT TAKE if history of peptic ulcer disease or taking MAOIs

 

Term
Antacids
Definition

Increase gastric pH by neutralizing gastric acid

 

Also stops pepsin at pH > 5

 

Work better for duodenal ulcers (from H. pylori)

 

Term
Sodium bicarbonate
Definition

Obsolete

 

May cause hypernatremia, systemic alkalosis, belching, feedback stim of gastric acid secretion from CO2 formation

 

Term
Calcium salts
Definition

Do NOT give for an antacid

 

Calcium-induced feedback stim of gastric acid secretion

 

Term

Magnesium salts

 

Definition

Mg-hydroxide, carbonate, or silicate are effective and well tolerated

 

May cause diarrhea

 

Milk of magnesia: pure magnesium hydroxide

 

Term
Aluminum salts
Definition

Al-hydroxide, silicate are effective and well tolerated

 

May cause constipation

 

Very little absorption of aluminum in GI (<1% of dose)

 

Term

Optimal antacid: mixture of Mg and Al oxides/silicates

 

Definition

Neutralize HCl, form gel-like structure which absorbs pepsin, will not interfere w/ GI motility

 

***watch for kidney impairment (renal elim of surplus Mg)***

 

Al + Mg hydroxide examples

 

Riopan, Gelusil, Kudrox, Maalox liquid

 

High calcium carbonate content

 

Maalox quick dissolve tabs, Rolaids, Tums-ex

Term
Misoprostol (Cytotec)
Definition

Analog of PGE1, is like PGE2: prevent/counteract inhib of PG formation (NSAIDS)

 

Increases gastric blood flow (vasodilation), Increases mucus and bicarb secretion, and inhibits gastric acid production

 

May induces painful ab cramps, Diarrhea, and Contractions of uterus ***MUST NOT BE GIVEN TO PREGNANT WOMEN***

Term

Sucralfate (Carafate)

 

Definition

is a mucusal protectant that uses Sulfate sucrose + aluminum hydroxide

 

acquires neg charge, binds/inactivates, May stimulate protective factors (mucus, PG formation)

 

Can absorbs several other drugs and should be taken before meals

 

Term

Bismuth salts

 

Definition

Colloidal bismuth subcitrate

 

Cause the formation of mucosal protectant and inhibits growth of H. pylori

Term

Histamine H2 receptor antagonists

 

Definition

Blocks stim effects of histamine and gastrin on gastric acid production and partially antagonizes effect of vagal stim

 

Examples- Cimetidine (Tagamet), Ranitidine (Zantac), Famotidine (Pepcid), Nizatidine (Axid)

 

Term

 

Proton pump inhibitors

 

Definition

Irreversibly inactivates H+/K+ ATPase and Reduces both basal and stimulated acid release

 

Prolonged use favors bacteria growth in stomach, B12 absorption.

 

Recommended use 8 weeks, will inhibit CYP and interact with warfarrin

 

Term
Omeprazole (Prilosec)
Definition

First PPI, standard drug

Is a prodrug, absorbed in small intestine, reaches parietal cell via circulation

Weak base, accumulates in acidic environment of canaliculi

Acid catalysis converts into reactive sulfonamide => readily reacts with electrophiles

Covalent binding inactivates pump irreversibly

 

Term
Esomeprazole (Nexium)
Definition

Is an S-isomer of omeprazole

 

Only advantage: higher and more reproducible bioavailability (>70%)

 

More expensive than omeprazole

 

Term
Pantoprazole (Protonix)
Definition

Proton Pump inhibitor that is Available as IV prep

 

Term

Rabeprazole (Aciphex)

 

Definition
Is a proton pump that has the least interactions
Term

Antihistamines

 

Definition

OTC meds of choice for PREVENTION of N/V related to motion sickness (NOT TREATMENT)

 

Primary side effect: drowsiness and anticholinergic effects (worse with diphenhydramine and dimenhydrinate)

Term
Diphenhydramine
Definition

Adult dose:         25-50mg every 4-6hrs

 

Age 6-12:             12.5-25mg every 6-8hrs

 

Age 2-6:               6.25mg every 4-6hrs

 

Term

Dimenhydrinate

 

Definition

Is an antihistamine

 

Adult dose:         50-100mg every 4-6hrs

 

Age 6-12:             25-50mg every 6-8hrs

 

Age 2-6:               12.5-25mg every 6-8hrs

 

Term
Cyclizine
Definition

is an antihistamine

 

Adult dose:         50mg 1hr before travel, then 60mg every 4-6hrs

 

Age 6-12:             25mg every 6-8hrs

 

Age 2-6:               DO NOT USE

 

Term
Meclizine
Definition

is an antihistamine

 

Adult dose:         25-50mg 1hr before travel

 

Age 6-12:             DO NOT USE

Age 2-6:               DO NOT USE

 

Term
Doxylamine (oral antihistamine)
Definition

is a pregnancy category A used for nausea and vomiting

 

12.5mg 3-4 times daily

Term
pyridoxine (vitamin B6)
Definition

is a pregnancy category A used for nausea and vomiting

 

10-25mg 3-4 time daily

Term
Ginger
Definition

Usual dose: 1000mg daily in divided doses

 

Side effect: increased bleeding

 

Term
Local topical anesthetics
Definition

reversibly block sensory nerve tranmission

 

example- benzocain 5-20% and pramoxine 1%

 

Temporarily relives pain, itching, burning

 

Systemic absorption minimal

Term
topical vasoconstrictors
Definition

structurally similar to epi/NE and stimulates alpha-adrenergic receptors causing vasoconstriction

 

temporarily relieves pain, itching, burning

Term

Protectants

 

Definition

Forms protective barrier on skin, preventing water loss and irritation

 

 

Glycerin, lanolin, mineral oil, white petrolatum, zinc oxide, cocoa butter

 

Use up to 6 times a day, or after each bowel movement

 

Term

Astringents

Definition

Cause coagulation of skin cells, protecting underlying tissue

 

examples- witch hazel, zinc oxide

 

Use up to 6 times a day, or after bowel movements

Term

Keratolytics

 

Definition

Used to treat anorectal disorders 

 

May cause sloughing of epidermal cells and may expose underlying tissue for applying other meds

 

 

examples- resorcinol and alcloxa

 

Use up to 6 times a day, external only, but is not recommended for treatment

Term

Analgesics/anesthetics/antipruritics

Definition

Relive pain, itching, and discomfort when applied externally

 

examples- camphor and menthol

 

Use up to 6 times a day, external only

 

Term
Corticosteroids
Definition

Can be used for anorectal disorders

 

Can cause vasoconstriction and relieve itching

 

examples- hydrocortisone 1%

 

Use only 3-4 times a day

 

Term

Methylcellulose (Citrucel), Psyllium (Metamucil), Polycarbophil calcium (Fibercon)

 

Definition

Bulk Laxatives

 

Dissolve or swell in intestinal lumen, and inreases stool mass and softens consistency

 

Do not take with digoxin, warfarin, tetracyclines, nitrofurantoin, Ca and Fe

 

Term

Docusate calcium (Surfak), and Docusate sodium (Colace, Dulcolax)

 

Definition

Emollient Stool softeners

 

Surface active agents allow water to penetrate stool mass and intestinal lumen

 

Term
Lubricants
Definition
Soften fecal contents by coating, and prevents absorption of water from fecal content
Term

Saline Laxatives

 

Magnesium hydroxide (milk of magnesia), Magnesium citrate, and Sodium phosphate (Fleet enema)

 

Definition

non-absorbable ions that draw water into rectum to stimulate bowel movement

 

Term

Hyperosmotic laxatives

 

Examples- Glycerin suppositories (Fleet), Polyethylene glycol (MiraLax)

 

 

Definition

Poorly absorbed molecules that cause osmotic effect and draws water into rectum, stimulating bowel movement

 

Term
Stimulant laxatives
Definition

Increase intestinal motility by irritation of mucosa and stimulate water secretion into intestinal lumen

 

examples- Bisacodyl (Dulcolax, Correctol), Senna (Senokot, Ex-lax), Castor oil

 

 

Term

Cascara sagrada

 

Definition

Herbal Remedy for constipation

 

not approved by the FDA

 

do not use if pregnant or breastfeeding

Term
aloe latex
Definition

herbal remedy for constipation

 

not approved by FDA

 

do not use is pregnant or breastfeeding

Term
Probiotics
Definition

Helps maintain normal flora and aid in digestion

 

May be useful to increase frequency and consistency of stools

Term
Loperamide
Definition

Binds to mu receptors in intestine, slows motility, does not usually cause CNS side effects and allows for absorption of fluid and electrolytes, decreases GI secretion

 

4mg initially, followed by 2mg after each loose stool

Term
Bismuth subsalicylate
Definition

Reacts with HCl in stomach to form bismuch oxychloride/salicylic acid

 

examples- Pepto bismol, Kaopectate

 

Take 2 tablets every hours up to 16 tablets per day

 

do not take if under 12, pregnant, AIDS or ASA allergy. Also can decrease antibiotic absorption

Term

Saccharomyces boulardii

Definition

Herbal remedy for diarrhea

 

Evidence shows it is good for reducing occurrence of antibiotic-assoc diarrhea when given with the antibiotic and continued after for at least 1 week

 

Term
Zinc
Definition

 

May reduce severity/duration in children who are malnourished

 

Only studied in children with low zinc levels

 

Avoid in renal disease, pregnancy, breastfeeding

 

Avoid zinc chloride salt

 

Term
Soy
Definition

Studies suggest infants/young children <3y/o may have fewer bowel movements/less diarrhea

 

Term
Gastritis
Definition

inflammation of the stomach lining

 

type A- autoimmune destruction of acid-secreting mucosa of the stomach

 

type B- caused by H pylori, which causes antral mucosa to be inflammed

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