Pharm test 3 Flashcards
What is vision loss because of damage to the optic nerve (because of pressure)
Glaucoma
What is the slower version of glaucoma that is a slow rise in IOP resulting in vision loss
Primary open angle glaucoma (POAG)
What is the treatment for POAG
Drugs to reduce IOP
What is the 2 MOAS for glaucoma drugs?
1.) Increase aqueous humor outflow
2.) Reduce aqueous humor production
Are glaucoma drugs topical?
Yes, the goal is for them to be topical.
If pharm therapy is not effective, a patient with POAG would have _________ therapy
Surgical
What is the kind of glaucoma that is painful and rapid vision loss that can occur in 1-2 days without treatment?
Angle closure glaucoma
What are some treatment options for Angle Closure Glaucoma?
Medications
But normally surgical because it is pretty urgent
What are possible first line options for Glaucoma
Betablockers
Prostaglandin Analogs
Alpha 2 Adrenergic Agonists
What are the two betablockers that are normally used in glaucoma
Timolol
Betaxolol
What is the betablocker used for glaucoma that is cardioselective
Betaxolol
What is the betablocker that is non-specific
Timolol
What is the MOA for betablockers in treating glaucoma?
Decreases the production of aqueous humor
Are Betablockers in glaucoma well tolerated?
Generally yes
What are possible systemic effects of beta blockers in glaucoma?
HEART— bradycardia
LUNGS– bronchoconstriction
What beta blockers can cause bronchospasms in patients with asthma and COPD?
Timolol
What is the betablocker that should be used for patient’s with lung issues?
Betaxolol
What is the prostaglandin analog used for glaucoma?
Latanoprost
What is the MOA of Latanoprost?
This increases aqueous humor outflow
In theory, what is a better option betablockers or prostaglandin analogs and why?
Prostaglandin analogs; because there are lower risk of side effects
What are the possible side effects of Latanoprost?
Harmless pigmentation of IRIS
Thickening and growth of eyelashes
What is the Alpha2-Adrenergic Agonist used for glaucoma?
Brimonidine
What is the MOA of Brimonidine?
Decreasing aqueous humor production AND increasing outflow! THIS ONE DOES BOTH!
What is the specific use of Brimonidine in glaucoma?
Long term use of POAG
What are the possible AE of Brimonidine?
Headache
Dry mouth and nose
Altered taste
Conjunctivitis
Pruritus
Does Brimonidine cross the BBB; What can this do?
Yes it does cross the BBB; Can cause hypotension
What is the osmotic agent used for glaucoma?
Mannitol
What is the specific use of Mannitol in glaucoma?
Closed Angle Glaucoma- reduces IOP super fast
What is the MOA of Mannitol
Draws water out of the vitrous humor and into the blood vessels
What is a drug that acts by paralyzing ciliary muscles?
Cycloplegics
What is a drug that dilates the pupil?
Mydriatics
What are the use of cycloplegics and mydriatics?
To measure refraction, intraocular exams, surgeries, and treatment of anterior uveitis
What are possible AE for cycloplegics and mydriatics?
Blurred vision
Photophobia
Angle closure glaucoma
Anticholinergic effects- with symptomatic absorption
What is the adrenergic agonist that does not cause cycloplegia?
Phenylepherine
Why do you use topical eye drop that can also be used for all allergy symptoms?
For allergic Conjunctivitis
What is used for Allergic Conjunctivitis that is also a mast cell stabalizer?
Cromolym
What can also be used for allergic conjunctivitis to reduce inflammation?
NSAIDS
What drugs are used in short term management of Allergic Conjunctivitis?
Glucocorticoids
What is another drug that can be used to treat allergic conjunctivitis?
Ocular decongestants
What is the painless progressive loss of central vision?
Macular Degeneration
What is the treatment for DRY MD?
Multiple vitamins, Antioxidants, Zinc
What is the growth of new vessels and fluid leakage?
WET MD
What is the treatment for WET MD?
Laser therapy
Photodynamic theraoy
What are meds that can be used for WET MD as angiogenesis inhibitors
Ranibizumab
Bevacizumab
What is the ophthalmic drug that suppresses the immune system response to promote the resumption of tear production
Topical cyclosporine
What is the ocular drug that is a weak adrenergic agonist that constricts the conjunctival blood vessels (These are ocular decongestants)
End in Zoline
Naphazoline
Tetrahydrozoline
Topical glucocorticoids are used to ___________ inflammation and itching as well as a _______ agent
reduce inflammation and is a drying agent.
What are possible AE of glucocorticoids
Think of Cushings
Stretch marks
Purpura- like petechia
Telangiectasia- widened blood vessels-
Hypertrichosis- weird hair growth
Can be absorbed systemically
What is a common AE of topical glucocorticoids?
Thinning of the skin and atrophy of the dermis and epidermal layers
What are s/sx of systemic absorption of topical glucocorticoids?
Growth retardation in children and adrenal suppression
How are you supposed to apply a topical glucocorticoid?
Thin film and rub it in (Do not use occlusive dressings)
What is the skin drug that promotes shedding of the horny layer of the skin
Keratolytics
What keratolytic agent is used for warts and corns?
Salicyclic acid
What is used to help treat acne, dandruff, psoriasis, and seborrhagic dermaitis?
Sulfur
What is a good option to treating acne (firstline)
Benzoyl peroxide
What are topical ABX that can be used for acne?
Clindamycin and Erythromycin
What are the retinoids that can be used to treat acne
Tretinoin
Adapalene
Tazarotene
What are oral acne treatments of acne?
Doxycycline
Minocycline
What are two other oral ABX that can be used in acne after Doxycycline and Minocycline
Tetracycline
Erythromycin
What is used for severe cystic acne
Isotretinoin (Accutane)
What are possible AE of Isotretinoin?
Dry skin
Nosebleed
Lip inflammation
Muscle and joint and bone pain
Depression is rare
TETRAGENIC
What must be monitored if someone is on isotretinoin?
Triglycerides and pregnancy
What are some other meds that can be used for hormonal acne?
BC and Spironolactone
UVA penetrates deeper than UVB and enters the ________ AND the ______
epidermis AND the dermis
UVA can cause what 3 issues with the skin
- immunosuppression
- photosensitive drug reactions
- photoaging of the skin
UVB penetrates the ______
epidermis (more superficial)- tanning and sunburn
UVA and UVB can both cause
skin cancer
What is the sunscreen that absorbs UV radiation and dissipates it as heat?
Organic sunscreen
PABA sunscreens should be avoided in patients that have what allergies
Sulfa
Benzocaine
Thiazide allergies
What are the PABA suncreens
Dioxybenzone
Avobenzone
What are the sunscreen that are physical screens that scatter UV radiation
Inorganic sun screens like Zinc oxide and Titanium dioxide
SPF protects against _______ not against UVA
UVB
SPF is not ______
linear
Steps to determining how long SPF protection will last?
How long before they burn (in minutes)
How many of those segments in a hour (So 30 min/60 means 2)
Divide SPF by segment number
That the number of hours that SPF will work
UVB is highest from which hours
10-4
SPF - provides moderate protection from sunburn but not from CA
2-14
SPF _+ protects from everything
15+
PABA sunscreens need to be applied 2 hours before __________
Sunexposure
What is the chronic inflammatory disorder of the skin, with no cure, and is mostly symptom control?
Kim Kardashian has this
Psoriasis
What are the topical meds used for Psoriasis?
Glucocorticoids
Vitamin D and A
Anthralin and tars
What are systemic meds for psoriasis
Methotrexate- low dose immunosuppresion
Acitretin, glucocorticoids, cyclosporine
What are biological agents for Psoriasis
Etanercept
Infliximab, adalimumab, ustekinumab, (interfers T cells)
What are procedures that can help with psoriasis
Photochemotherapy
Coal tar UVB irradiation
What is the condition that develops into some skin cancers?
Actinic Keratosis
What are treatments for Actinic Keratosis
5FU, NSAIDS, blue lights, and physical intervention
Treatments for Atopic dermatitis and Eczema
Glucocorticoids and immunosuppressants
What moisturizers that are good for eczema
Oil based like Eucerin and Cetaphil
What is treatment for Warts
Saliacyclic acid 3-4% applied daily for 2 weeks and OTC cryotherapy
Treatment for hair loss?
This is silly but the minions in despicable me 2
grow crazy hair when they eat the cupcakes. **Minion and Minoxidil looks similar*
Minoxidil
Treatment for unwanted facial hair?
Their unwanted facial hair drops to the FLOOR
Eflormithine
Treatment for impetigo?
1st gen. cephalosporin and dicloxacillin
What is the unregulated growth of cells due to DNA alterations
Cancer
What takes over and produces cancerous cells?
Activating oncogenes
What are the good genes that begin to slow and are overcome by oncogenes?
Inactivating tumor supressor genes
What are cancers that have slow cell cycles?
Breast
Lung
Prostate
Colon
Rectum
What are rare cancers that have faster cell cycles?
Leukemia
Lymphomas
Testicular Cancers
Faster cell cycles respond better to
DRUGS
Parts of bulk tumor reduction
Surgery
Irradiation
Chemo
What are the 4 drug classes for chemo
Cytotoxic agents
Hormones and hormone antagonists
Biological response modifiers
Targeted drugs
Normal cells with a high growth fraction are also destroyed by chemo because chemo is ___________
NONSELECTIVE
Intermittent chemo therapy allows normal cells to recover, __________ ones cannot
Malignant
Choosing drugs for chemo consits of what three points?
- Must be effective on its own
- Different MOAS
- Minimal overlapping toxicities
intraarterial chemo administraion is straight to the
AFFECTED ORGAN
Intrathecal chemo administration is into the ______
CNS; avoiding BBB
What is the loss of WBCS
Neutropenia– worried about infection
What is the loss of platlets
Thrombocytopenia– worried about bleeding
What is the loss of RBCS
Anemia
If ANC is under 500 do what?
HOLD CHEMO
What is the greatest risk of infection; days 10-__
Days 10-14; Called NAdir
A fever over 100.5 is concerning for what
Neutropenic fever
Neutropenic fever is an oncological emergency— they need what?
ABX!!!
What is the Granulocyte colony stimulating factor that grows more WBCS
Filgrastim
Platelets under what is concerning?
50,000
What is the only NSAIDS that can be given for patients with thrombocytopenia?
Acetaminphen
Avoid _______ injections in patients with thrombocytopenia
IM
What is the medicine that stimulates platelet growth?
Oprelvekin
What is the cell life of a RBC
120 days
What is the treatment for anemia?
EPO
EPO shortenens the survival of cancer patients and is normally only given for __________
Palliation
DO NOT GIVE EPO IN PATIENTS WITH
LEUKEMIA
What is the inflammation of the oral mucous membrane?
Stomatitis
What is the treatment for mild stomatitis
Mouthwash with lidocaine and benedryl
What is the mix for magic mouthwash?
Lidocaine
Malox
benedryl
What is the treatment for severe stomatitis
Systemic opiods
What is the treatment for mucousisits?
PO dexamethasone
What is the treatment for diarrhea in cancer patients
Oral loperamide
What are the 3 goals for treatment of N/V
Reduce anticipatory Nausea and vomiting– BENZO
Prevent dehydration and malnutrition
Promote compliance with chemo
What med is used for nausea and vomiting for 0-16 hours post chemo?
ZOFRAN
What med is used for late onset N/V? 16 hours to 5 days?
Dexamethasone
What other drugs can be used in nausea and vomiting in CA patients
Aprepitant and Serotonin agonist