Pharm 2 Flashcards
Criteria for HTN
SBP +130
DBP +80
Taking Anti-HTN med
ISH criteria
SBP +140 and DBP -90
Humoral factors of TPR
Constrictors: Catecholamine Angiotensin 2 Thromboxanes Leukotrienes Endothelin
Dilator:
Prostaglandin
Kinin
NO
Definitional function of Diuretic
Lower BP by depleting body of Na and reducing volume
Definitional function of Anti-adrenergic Agent
Inhibits cardiac function (dec CO) Reduce PVR (dec CO) Increase venous pooling
Definitional function of Direct Vasodilators
Reduce BP by relaxing SM and dilate PVR
Definitional function of blocking production/action of angiotensin?
Reduce PVR and blood volume
Where do Acetazolamide elicit it’s function on the kidney?
Between glomerulus and PCT
Where do Osmotic Diuretics (Mannitol) elicit it’s function on the kidney?
Descending LoH
Where do Loop Diuretics (Furosemide) elicit it’s function on the kidney?
Ascending LoH
Where do K Spring elicit it’s function on the kidney?
CD
What has been shown to be the best tolerated HTN treatment class?
Diuretics
Diuretics are more effective at reducing BP when combined with?
ACEI
ARB
ACEIs reduce Angiotensin 2 which then causes a reduction in what five things?
HANAS Vascular SM Aldosterone synthesis/release Na reabsorption HR ADH release
Where is bradykinin found?
It is involved in the production of what two dilators?
Lungs
Smooth muscles
Blood vessels
NO and prostaglandins
ACEIs are used with PTs that have what five compelling indicators?
SC PHD
DM w/ protein Post MI HF Stroke Hx High CAD risk
ACEIs have reduced efficacy in African Americans but can become equally for all races/ethnicity efficient when combined with ?
CCB
Diuretic
What are the three clinical features/uses of ACEIs?
HTN
AfAm HTN
Renal insufficiency, reduces glomerular pressure
What is the Renal Trifecta of ACEIs?
Diuretics- inc Scr
NSAIDs- inc constriction in afferent arteriole
ACEI/ARBs- dilates efferent arteriole
Big two different side effects of DRI than other HTN meds?
Diarrhea
Sulfonamide component
DRI interactions include what 3?
ARB/ACEI
NSAID
Lithium
A1s are not used for monotherapy or first step therapy but can be combined with?
Diuretic
BB
ACEIs
Three big side effects of A1 blockers?
First dose syncope
Reflex tachycardia
Inhibited ejaculation
Which A1 blocker is more likely to cause edema in the PT and should be given with a diuretic?
Prazosin
A2 agonists work best when combined with one of two meds
Alternate MOA (diuretic and ACEI)
A2 agonist clonidine should be carefully used or avoided with what PTs? Should not be used with what class of med?
Geriatrics or depressed
TCA antidepressants
Acronym for remembering the clinical uses of B Blockers?
MASH CH MPG
Where are B2 receptors found and what kind of stimulation causes what type of response?
Bronchial tree, skeletal muscle, vessels, kidney liver
\+ = dilation and inc blood glucose - = restriction and dec blood glucose
Cardioselective (B1) BBs have less of an effect on what two PT issues?
Asthma
DM
When are ISAs considered?
BB ISAs should be avoided in what type of PT emergency?
PT needing BB but experience brady w/ normal BBs
MI
Two low lipid solubility BBs
Two high lipid solubility
Low- Aten, Nado
High- Biso, Propran
BBs cautions acronym
DADS Love Sex DM Asthma Drug withdrawl Sex dysf.
BBs will have interactions with ? four?
B agonists
Non-DHP CCBs
NSAIDs
Clonidine
Adverse effects of Mixed A1, NonSpec B
They should be used with caution in what 2?
Bradycardia
Hypotension
Caution: DM, bronchospastic Dzs
Which B1 blocker is for ophthalmics?
What NonSel is for ophthalmics?
Betax
Tim
Caution using Reserpine in what two cases?
Asthma
Parkinsons
What type of CCB is more specific for the heart?
Non-DHP
DHP may cause compensative tachcardia
What type of PT are Non-DHPs preferred in?
Fast HR
Rate control in A-fib who can’t tolerate BBs
Three uses of Verapamil?
Angina
Supra V-tach
Migraine/Cluster prophylaxis
What situation is Diltiazem used in?
Supra V-Tach (dec rate in A-fib/flutter)
CCBs are useful in PTs with what five predisposing issues?
PAADS PVD Asthma Angina DM Specific Arrhythmia
CCBs are used widely in what three situations?
HTN
ISH
More efficacious in AfAm HTN
CCBs should not be given during HF with what exception?
Amlodipine
DHPs have what adverse effects?
Non-DHPs have what adverse effects?
Peripheral Edema HOTN
Nife- gingival hypertrophy
Bradycardia
Constipation
CCBs have what drug interactions?
Digoxin
BBs
What type of CCB can be combined with BBs?
DHP
DAVs are most effective when combined with what two classes?
Diuretics
BBs/sympatholytic agents
What are two adverse events that can happen from DAVs?
Inc plasma renin= Na/water retention
Angina pectoris/MI/CF from reflex cardiac stimulation
When is Hydralazine used?
Triple failure
HTN emergency
Pregnancy Class C
What med combinations are used to treat HTN and HF in AfAm PTs?
Hydralazine and Nitrates
When is Minoxidil used?
Max dose Hydralazine ineffective
PTs w/ renal failure and HTN that don’t respond to Hydralazine
Elevated BP criteria
Stage 1 HTN criteria
Stage 2 HTN criteria
E= 120-129/<80 1= 130-139/80-89 2= +140/+90
ASCVD is defined as Hx of what six issues?
MI Un/Stable angina Coronary revascularization Stroke TIA of atherosclerotic origin PAD
What equation is used to estimate a 10yr ASCVD risk?
ASCVD risk calculator is used to assess the need for ?
Pooled Cohort Equation
Statin therapy
First line treatment of HTN includes what four classes?
Thiazides
CCBs
ACEIs
ARBs
Black PT with HTN but NO HF/CKD/DM have an initial anti-htn plan that includes ?
Thiazide
CCB
What are the first line classes of Anti-HTN used for DM HTN?
Diuretic
ACEIs
ARBs
CCBs
Adults that have stroke/TIA should have treatment from what four classes?
Thiazides
ACEIs
ARBs
Thiazide/ACEI combo
NOT CCBs
S/Sx of HTN Urgency?
Severe HA
SOB
Epistaxis
Anxiety
Criteria and time goal for HTN Urgency
SBP +180/DBP +120 w/out end organ damage
Reduction over 24-48hrs w/ oral meds
Reduce MAP by no more than 25% in first 24hrs
Clonidine, Captopril, Labetalol
Criteria and time goals for HTN Emergency
SBP + 180/ DBP +120 with evidence of end organ damage with parenternal meds
WITHOUT Compelling Conditions:
MAP reduced by no more than 25% in first hours
To 160/100 within 2-6hrs
To normal in 24-48hrs
HTN Emergency includes PTs at risk for imminent CV events that include three cases?
Severe HTN
Stroke
Intracranial aneurysm
What are the HTN Emergency drugs?
Dilators: Nitro, Na Nitro, Hydralazine*, Fenoldapam
ACEI: Enalaprilat
CCB: Nicardipine, Clevidipine
Adrenergic Inhibs: Esmolol, Labetalol
Nitroglycerine is the DOC in PTs with what four conditions?
Ischemic HD
MI
HTN after bypass
Acute pulmonary edema
What is considered the preferred agent to decrease preload in PTs with pulmonary congestion?
Nitroglycerine
What are the 3 adverse effects from Nitroglycerine?
HA/N/V and Inc ICP
Methemoglobinemia- Ferric Fe3
PCV absorption
Na Nitropursside is used in what type of ADHF?
Warm and Wet
What is the DOC for most HTN and Emergencies?
What are the three exceptions?
Sodium Nitroprusside
Except:
CKD, Hepatic Failure, Aortic Dissection
What drug is used for inpatient management of short term severe HTN?
Fenoldopam
Nicardipine is used in PTs with what types of issues?
Intracerebral hemorrhage Acute ischemic stroke HTN encephalopathy Pre/Eclampsia Acute RF Sympathetic Crisis Perioperative HTN
What drug has a long half life but contains a strong cerebral/coronary dilator effect?
Nicardipine
Enalaprilat use is avoided for PTs with what two issues?
DHF
Acute MI
When is Esmolol used?
Severe tachycardia
Inc CO
Severe post-op HTN
Esmolol use is avoided in PTs with what 3 issues?
DHF
BB
Bradycardia
What drug has no pharmacokinetic drug interaction due to being metabolized in RBCs?
Esmolol
When is Labetalol use preferred?
CAD Acute Dissection End stage renal Dz Acute intracerebral hemorrhage Ischemic stroke MI