Drug Classes&Names Flashcards
Bronchodilators (COPD and Asthma Treatment)
- beta2 selective agonists
- Leukotriene Inhibitors
- Methylxanthines
- Muscarinic Antagonists
- Antihistamines (mast cell stabilizers)
- Anti-IgE Ab (Omalizumab)
- Corticosteroids
Beta2 selective agonists
-rol suffix
1. Albuterol (Salbutamol)
2. Terbutaline
3. Fenoterol
4. Salmeterol
5. Formoterol
MOA: Bind β2 Rs on Bronchial tree-> Gs couples Increased cAMP-> Smooth m. relaxation -> Bronchodilation
Muscarinic antagonists (for bronchodilation)
- Ipratropium
- Tiotropiuum
MOA: M3R inhibitor (Gq-coupled)-> Prevent bronchoconstriction by vagal discharge
Methylxanthines
Theophylline
MOA: PDE Inhibition-> Increased cAMP-> Bronchodilation, decreased inflammation. CYP450!!
Corticosteroids (for bronchodilation)
- Budesonide, Dexamethasone
- Prednisolone
MOA: Inhibit PLA2 -> Decrease COX-> Less inflammatory mediators
Leukotriene antagonists
Montelukast
MOA: Inhibit LT synthesis/action-> Less inflammation + less bronchoconstriction
Antihistamines (Mast cell stabilizers - bronchodilation)
Cromolyn (not in excel sheet but important)
MOA: Prevent degranulation of mast cells
Anti-IgE antibody
Omalizumab
MOA: Bind Fc portion of IgE Abs -> cannot bind to mast cells -> no inflammatory response
Cough medication
- Antitussive agents (non-productive cough)
2. Muco-active (productive cough) - Expectorants& Mucolytics
Antitussive agents
- Codeine (Opioid)
MOA: μ-Receptor agonist. Suppress cough reflex - Butamirate (Non-opioid) & Prenoxidiazine
MOA: Centrally acting - Suppress cough reflex. Peripheral -> Bronchodilation, suppress inflammation
Muco-active Drugs
- Mucolytics:
Bromhexine (MOA: Increase serous fluid production)
Acetylcysteine (MOA: Decrease disulfide bonds in mucus, decrease viscosity) - Expectorants
Peripheral Vascular Disease drugs
- General - Statins, Aspirin/Clopidogrel, Anti-HTN, ACE Inhibitors/ARBs (1st line of treatment)
- Cilostazol (PDE-3 Inhibitor, Vasodilation)
- Pentoxifyllin (Reduce blood viscosity)
- Vinpocetin (Inhibit Na &Ca channels, increase cerebral perfusion)
- Nicergoline (α1 antagonist, Cholinergic function, decrease platelet aggregation, increase metabolism, neurotrophic & antioxidant)
- Ca-Dobesilate (Reduce microvascular permeability)
Migraine Treatment
- Acute Attack Therapy
2. Prophylactic Therapy (>4 attacks/month, severe attacks, >72hrs)
Acute Migraine Attack Therapy
- Non-specific:
Acetaminophen, Aspirin, caffeine, NSAIDs, Metoclopramide, Droperidol - Migraine specific:
Sumatriptan (MOA: 5-HT1D/1B agonist, Vasoconstriction, Decreased NP release, brainstem to inhibit pain pathway)
Ergotamine (MOA: Partial 5-HT2& αAR agonist)
Migraine Prophylactic Therapy
- Galcanezumab (MOA: CGRP antagonist-Vasoconstriction. Minoclonal Ab)
- Cinnarizine (MOA: Anti-histamine, Ca-channel blocker)
- Propanolol (MOA: β-non selective antagonist)
- Verapamil (MOA: Ca-ch. blocker, Non-DHIP)
- Carbamazepin (MOA: Inhibit voltage-gated Na ch, less glutamate release)
- Valproic acid (MOA: Inhibit high-freq. firing, Inhibitory actions of GABA)
- Imipramine (MOA: inhibit 5-HT &NE reupate - Tricylic antidepressant) CYP450!!
ACE Inhibitors
-pril suffix
1. Captopril
2. Enalapril (1×5-20mg in hypertension)
3. Perindopril
4. Ramipril
MOA: Inhibit ACE, so low AngTensin II and Aldosterone levels, Increase endogenous vasodilators (bradykinin)
First line treatment for Heart Failure
ARBs
-sartan suffix
1. Losartan
2. Valsartan (1×80-320mg in hypertension)
3. Irbesartan
MOA: Comp inhibitors of AT1R-> Prevent vasoconstriction, low aldosterone, low ADH, decrease SNS stimulation, prevent cardiac hypertrophy
Heart Failure Treatment (Decrease load on heart)
- ACE Inhibitors/ ARBs
- Diuretics (Thiazides, Loop, K+ Sparing agents)
- Beta blockers
- Vasodilators (isosorbide dinitrate, hydralazine,NO)
- PDE Inhibitors (Milrinone, Theophylline) - For AHF
- Neprilysin inhibitors (Sacubitril) - For CHF
- Ca-sensitizing agents (Levosimendan) - For AHF
Heart Failure Treatment (Positive Inotropic agents)
Digoxin (maintenance dose 1×0,25mg)
Acute Heart Failure Treatment
- beta agonists (Dobutamine & Dopamine)
- diuretics (MRAs, Acetazolamide)
- vasodilators (Isoborbide dinitrate, hydralazine)
- PDE Inhibitors (Milrinone, Theophylline)
- ACE Inh/ARBs
- Calcium sensitizers (levosimendan)
Chronic Heart Failure Treatment
- Digoxin
- Diuretics
- Beta blockers
- ACE-Inhibitors/ARBs
Digoxin MOA
- Inhibit cardiac Na/K ATPase, Increase Intracellular Na+, Alter driving force for Na/Ca exchanger -> Increased Intracellular Ca -> Increase Ca-release from SR -> Increased actin-myosin interaction -> Increased Contractile force
- Inhibit neuronal Na/K ATPase, Increase Vagal activity-> Negative chronotropy
- Decrease AV conduction -> negative dromotropy
Types of Diuretics
- Carbonic anhydrase inhibitors
- Osmotic diuretics (aquaretics)
- Loop Diuretics
- Thiazides
- K+ - Sparing
- SGLT-2 antagonists (not used as a diuretic but will increase urine volume)
- Drugs affecting ADH (ADH antagonists)
Carbonic Anhydrase Inhibitors
Acetazolamide
MOA: Inhibit Carbonic Anhydrase, HCO3- stays in lumen, less H20 reabsorbed in tubule
SOA: Proximal convoluted Tubule
Note: SULFA DRUG (watch for allergies)
Osmotic Diuretics (Aquaretic)
Mannitol
MOA: Draws free H20 thus increase Urine Flow
SOA: PCT & Descending loop of henle
CI: HF and Pulmonary edema (due to Mannitol-Induced Extracellular volume expansion)
Glycerol
MOA: Draws free H20. can be metabolized!
Usually used for cerebral edema
Loop Diuretics
SOA: TAL
1. Furosemide (20-40mg)
MOA: Inhibit Na+/K+/2Cl- cotransporter. TAL impermeable to water. Loss of volume with a positive potential. SULFA DRUG.
2. Ethacrynic acid
MOA: Inhibit Na+/K+/2Cl- cotransporter but not Sulfa drug. give to Sulfa-sensitive pts
Loop Diuretics Side effects & CI
OHH DAANG
Ototoxicity, Hypokalemia, Hyponatremia, Dehydration, Allergy, contraction Alkalosis, Nephritis (interstitial), Gout (hyperuricemia - uric acid crystals).
Ethacrynic acid is more ototoxic
CI: NSAIDs (due to COX-2), Lithium (enhanced effects), Aminoglycoside (otoxicity), Digoxin (electrolyte imbalance)
Thiazide diuretics
SOA: DCT
1. Hydrochlorothiazide (in hypertension 6,25-25mg
in congestive heart failure 25-100mg)
2. Indapamide (thiazide-like diuretic) - More for HTN and can combine with ACE inhibitor
MOA: Inhibit Na+/Cl- cotransporter, low diluting nephron capacity, decrease Ca excretion
SULFA DRUGS
Thiazide diuretics SE & CI
SE: HyperGLUC
Contraction alkalosis, hyponatremia, hyperGlycemia, hyperLipidemia, hyperUricemia, hyperCalcemia, sulfa allergy
CI: Digoxin (electrolyte imbalances), DM pts (decrease Insulin release by opening K+ channels)
K+ - sparing diuretics
- Aldosterone receptor Inhibitors (MRA): Spironolactone, Eplerone
- ENaC Inhibitors (Amiloride)
SOA: Collecting duct (principal& intercalated cells)
Aldosterone R. Inhibitors Uses
- Hyperaldosteronism (Conn’s Sy)
- Hypokalemia from other diuretics
- Congestive HF (inhibits cardiac remodelling)
- Antiandrogenic use (inhibit 17alpha hydroxylase -PCOS, Female hirutism)
ENac Inhibitor Uses
- Hypokalemia
- NDI
- Liddle’s sy. (too many ENaCs)
Which channels do Aldosterone Receptor Inhibitors affect?
- Na+/K+ ATPase
- ENaC
- K+ channels on apical membrane
- H+ ATPase (intercalated cell)
ADH antagonists (MOA, SOA, SE)
Tolvaptan
MOA: Selective V2R antagonist. ADH cannot bind, no AQP2, promote free water excretion
SOA: Collecting Duct
Use: SIADH & correct hyponatremia
SE: Hypernatremia, Central Pontine Myelinolysis
Types of Antiarrhythmic drugs
- Class I - Na+ channel blockers (Rhythm control)
- Class II - beta blockers (Rate control)
- Class III - K+ channel Blockers (Rhythm control)
- Class IV - Ca channel blockers (Rate control)
- Class V - Others (adenosine, Mg2+, K+, Digoxin - Rate control)
Class I antiarrhythmics
Class IA - Quinidine
Class IB - Lidocaine (preferance for ischemic tissue)
Class IC - Propafenone (CI in pts with ischemic tissue. Proarrhythmogenic effects)
NOTE: Widened QRS complex on ECG
Class II antiarrhythmics
beta blockers
1. Cardioselective: Esmolol (IV. acute arrhythmia and intraoperative)
2. Non-selective: Propanolol (Oral. Post-MI to avoid Ventricular Fibrillation)
Note: Can cause Heart Block, presents as prolonged PR interval
Class III Antiarrhythmics
MOA: Inhibit K+ channels in phase 2 and phase 3 (thus slowed down. Prolonged refractory period)
1. Amiodarone (Shares properties from Classes I, II, III & IV. Lots of SE)
2. Sotalol (Both a Class III and a beta blocker -> Decrease HR & AV conduction)
NOTE: Can widen QT interval
Amiodarone Side Effects
- Lung fibrosis - Restrictive Lung disease
- Hepatotoxicity - Hypersensitivity Hepatitis
- Hypo/Hyperthyroidism
- Blue/Gray deposits on cornea/skin
- Photodermatitis
- AV Block
- Torsades
- Inhibit CYP450 so interfere with other CYP450 drugs
- Induce Heart Failure
Class IV Antiarrhythmics
Verapamil
MOA: Inhibit Ca channels, slow down phase 0 and phase 4 - Rate control + Decrease cardiac contractility and BP
Class V Antiarrhythmics
- Adenosine: A1R activation -> hyperpolarization-> inhibit Ca channels. 1st line agent for acute supraventricular tachys
- Digoxin: Direct stimulation of vagus nerve
- K+
- Mg2+ : can treat torsades and digoxin toxicity
Order of treatment for Rate control of AF
1st line: Class II or Class IV
2nd line: Digoxin
Hypertensive Treatment
Primary HTN: Thiazides, ACE inh/ARBs, DHP Ca Ch. Blockers
HTN with HF: Diuretics, ACE/ARBs, beta blockers (ONLY COMPENSATED HF), MRAs
HTN with DM: ACE/ARBs, Ca ch. blockers, beta blockers
HTN with Asthma: ARBs. Ca ch. blockers, thiazides, selective beta blockers
HTN in pregnancy: Methydopa, nifedipine
Types of Antihypertensives
- Diuretics (Thiazides/ Loop)
- Sympatholytics
- Vasodilators
- RAAS system drugs
HTN emergency management
All drugs are given IV.
- Beta blockers (esmolol)
- Ca ch. blockers (Nicardipine)
- Nitroprusside
- Hydralazine
- ACE Inhibitors (captopril)
Ca channel Inhibitors
MOA: Inhibit L-Type Ca channels in smooth muscle cells (vessels) and on heart
- Dihydropyridine (DHP) - more vascular effect
- Non-dihydropyridines - more cardiac effect
DHPs (names, uses, SE)
- Nifedipine: short acting. Do not give in MI or unstable angina pts due to reflex tachycardia. Can give to pregnant women
- Nicardipine: give as IV in HTN emergency
- Felodipine
- Nimodipine
- Amlodipine (long-acting) - 1×5-10mg
Uses:HTN, Raynud syndrome, Prinzmental&Stable angina, Subarachnoid hemorrhage (prevent vasospasm), HTN emergency
SE: Ankle (Peripheral) edema, light-headedness, reflex tachy
Non-DHPs (names, uses, SE)
Verapamil
Rate control @ AV&SA nodes (lower HR - Brady), decrease cardiac contractility, decrease myocardial oxygen demand
SE: Constipation, Gingival Hypertrophy, Worsen HF, AV Block if given with beta-blockers, CI in pts with pre-existing heart block
Vasodilating drugs for HTN treatment (Not CCB)
- Nitric Oxide releasing agents (Hydralazine)
- Endothelin antagonists (Bosentan)
- PDE-5 Inhibitors (Sildenafil)
RAAS pathway drugs as antihypertensives
- ACE Inhibitors (Captopril, Enalapril, Perindopril, Ramipril)
- ARBs (Losartan, Valsartan in combo w/ Sacubitril - ARNi, Irbesartan)
- MRAs (Spironolactone, Eplerenone)
Angina pectoris (Ischemic Heart Disease) drug treatment
- Nitrates (nitroglycerin - 0.5mg sublingual & isosorbide dinitrate)
- Ca channel blockers (Nifedipine, Verapamil)
- Beta blockers (Propanolol)
- Trimetazidine (MOA: partial fatty acid oxidation inhibition - pathway goes into glucose oxidation, less O2 consumption, optimize cellular energy processes)
- Ivabradine (MOA: Inhibit If Na channels in SA node-> Hyperpolarization-> Lower HR -> Decreased O2 demands)
Nitrates SEs and CIs
SE: Headaches, flushing, reflex tachy (prevent with beta blockers), orthostatic HypoTN, methemoglobinemia, tolerance
CI: Systolic BP <90mmHg, Right ventricular MI, Pt taking PDE-5 inhibitors within 24hours, Hypetrophic obstructive cardiomyopathy
Dyslipidaemia Drugs
- Statins
- Bile acid sequestrants-Resins
- Sterol absorption inhibitors
- Fibrates
(not in topic list but 5. Niacin and 6. Others eg Folic acid)
Statins
Simvastatin, Atorvastatin, Rosuvastatin (CYP450 DRUGS)
MOA: Inhibit HMG-CoA Reductase, Increase LDL-R Expression (increase cholesterol uptake by liver)
Effect: Highest decrease in LDL, small increase in HDL, small decrease in TGA
Use: CAD pts to increase survival, decrease risk of atherosclerosis & PAD, high risk diabetics
SE: hepatotoxicity, myopathy
CI: Pregnancy, liver disease pts
Bile acid sequestrants - resins
Colesevalam
MOA: Bind on bile acids and inhibit absorption in the intestine. Liver uses up its cholesterol to make new bile acids. Lower LDL. Increase LDL-R expression
SE: Constipation, Bloating, Decreased absorption of fat-soluble vitamins (DEAK), Increase VLDL & TGA, Cholesterol gallstones
Sterol Absorption Inhibitors
Ezetimibe
MOA: Bind NPC1L1 transporter. Less cholesterol absorption. Liver forced to make own cholesterol. Increase LDL-R Expression. Decrease circulating LDL
SE: Steatorrhea, Increased LFTs
Fibrates
Fenofibrate
MOA: PPAR-α agonist. Upregulate LPL -> Hydrolyze VLDL&TGA -> Free fatty acids used up by heart and skeletal muscle for energy
Decrease VLDL & TGA
SE: Cholesterol gallstones, Increased myopathy risk if used with statins
Histamine actions
- Type I allergic rxn (IgE mediated)
- Increase Vascular permeability
- Bronchial muscle constriction
- Increase Nasal&Bronchial mucous production
- Neurotransmitter (mediate sleep/arousal)
Antihistamine drugs
H1R antagonists (1st & 2nd gen)
1st generation H1R antagonists
- Diphenhydramine
- Promethazine (more sedative/autonomic effects)
- Dimetindene (less sedative. more allergy txt)
MOA: inhibit central & peripheral H1Rs,Inhibitory effects of alpha1R (dizziness& HypoTN), Musc-R inhibitory effect, serotonin-R inhibitory effects (increase apetite & weight gain). CYP450 DRUGS.
Use: IgE allergies, sedative, antiemetic, sleep-aid, anti-motion sickness, control of nausea&vomiting in pregnancy, manage acute extrapyramidal sxs
SE: Sedation, antimuscarinic effects, Interaction with BZDs&alchohol)
2nd generation H1R antagonists
- Cetirizine
- Loratadine
- Fexofenadine
MOA: Inhibit peripheral H1Rs. Do not cross BBB so no autonomic/anti motion sickness effects. CYP450 DRUGS.
Use: IgE med. allergies
SE: Sedation, arrhythmias in overdose, interact with other sedatives
Cholinergic Transmission NT and Receptors
NT: Acetylcholine
Receptors: Nicotinic and Muscarinic (Sympathetic and Parasympathetic postganglionic fibers)
Cholinomimetics
- Carbachol (MR &NR) - open angle glaucoma
2. Pilocarpine (MR) - closed angle glaucoma, xerostomia
Anticholinesterases (Indirect agonists)
MOA: Inhibit Acetylcholinesterase, enhance nAchR activity
Tertiary: Rivastigmine (Alzheimers) & Physostigmine (anticholinergic atropine toxicity - central&peripheral)
Quarternary: Neostigmine (urinary retention, ileus, Myasthenia Gravis, Curare reversal), Edrophonium (MG Tensillon test)
Antimuscarinics
MOA: Reversible block. Block Parasympathetic activation
- Atropine (M3R-Eye & M2R-Heart): mydriasis, increase HR & AV conduction. Dose 0,3-1,0mg
- Ipratropium, Tiotropium (M3R-Lung): Bronchodilation
- Oxybutynin, Solifenacin (M3R-Genitourinary): Reduce urinary incontinence
- Scopolamine(transdermal), Butyl-scopolamine(oral): M1R-CNS, Motion Sickness
- Cyclopentolate (M3R-Eye): Cycloplegia
- Procyclidine (M1R-CNS): Parkinson’s
Catelcholamines
- Epinephrine (β2&αRs dose dependent) - Anaphylactic shock - sc. or im. 0,15-0,5mg, iv. 0,05-0,1mg
resuscitation 1mg - Norepinephrine (α1>α2, β1) - Septic Shock
- Isoprenaline (β1= β2) - Cardiac arrest, complete heart block
- Dobutamine (β1> β2) - Cardiogenic shock
- Dopamine (indirect. D1R, β1 @low dose. D2R @high dose) - increase CNS activity, Increase renal blood flow
Indirect sympathomimetics
Ephedrine (Decongestant, HypoTN, stimulant)
MOA: Displace stored catelcholamines from nerve endings
Phenylephrine (HypoTN, Rhinitis, ischemic priapism)
Selective α2 agonists
MOA: Bind to α2Rs to decrease sympathetic tone
1. Clonidine - HTN Emergency, Tourette’s & ADHD
SE: bradycardia, HypoTN, Decrease CNS action (also binds to I1R)
2. α-Methyldopa - Gestational HTN
SE: Drug-induced lupus
3. Rilmenidine - HTN
SE: milder than Clonidine
Note: Acts on Imidazole R (I1)
4. Oxymetazoline - Decongestant
SE: Only when given systemically, HypoTN
α-Receptor antagonists
- Non-selective : Phentolamine - Pheochromocytoma pre-op, Antidote for HTN due to α-agonist OD
SE: Orthostatic hypoTN - α1-selective: Prazosin, Doxazosin, Tamsulosin - HTN, BPH, Prazosin for PTSD
SE: Orthostatic hypoTN - α2, α1,β: Urapidil + 5-HT weak agonist - HTN, BPH
- Both α &β: Carvedilol - HTN Emergency, decrease variceal bleeding, decrease mortality in HF
β-Receptor antagonists
- Non-selective
- Propanolol (Angina, Class II Antiarrhythmic, HTN, thyroid storm, Migraine Prophylaxis, Tremor)
- Timolol (glaucoma)
- Pindolol (HTN in asthma/COPD pts, CI IN HF!!)
- Sotalol (Also a K+ ch antagonist - Class III Antiarrhythmic. SE: Torsades) - β1 selective - cardioselective
- Metoprolol ( 2×25-100mg) , Bisoprolol, Nebivolol (HTN, CHF, Angina, Anti-arrhythmics Class II, ACS)
- Esmolol (IV, HTN Emergency, thyroid-storm arrhythmias) - β&α combined
- Carvedilol (CHF, Reduce mortality)
Centrally acting Skeletal muscle relaxants (Spasmolytics)
- Baclofen: GABA-b. Cerebral palsy, MS. SE: Sedation, rebound plasticity
- Diazepam: GABA-a. Chronic&Acute spasm. SE: CNS depressant, tolerance & dependence
- Tizanidine: α2 agonist. MS, Stroke. SE: sedation, hypoTN, rebound HTN
- Tolperisone: Na+ & Ca+ ch blocker. Acute spasm. SE: Strong antimuscarinic effects
Direct acting muscle relaxants
- Dentrolene
MOA: RyR1 antagonist -> block Ca+ release in SR -> less actin-myosin interaction
Use: Malignant Hyperthermia. SE: Hepatotoxic - Botulinum toxin
MOA: inhibit SNARE to prevent synaptic exocytosis -> Flaccid paralysis
Use: spasm, migraine, cosmetics, hyperhidrosis
Skeletal Muscle Relaxants acting on the NMJ
- Non depolarizing - competitive antagonists at sk muscle nAchRs (Nm) aka. Curare type
- Depolarizing - agonist at Nm, can stimulate ganglionic nAchR and cardiac M3R
Non-depolarizing NMJ anesthetics
- Mivacurium - short acting. Pseudocholinesterase
- Rocuronium - IM acting. hepatic metabolism
- Cisatracurium - IM acting. spontaneous metabolism.
- Atracurium - IM acting. spontaneous.
- Piperacurium - long acting. renal metabolism
SE: Histamine release (HypoTN), Prolonged apnea, Tachy
Depolarizing NMJ Anesthetics
Succinylcholine (Suxamethonium)
Parenteral with 5-10 min duration. metabolized by cholinesterase enzymes
Use: Surgery with brief duration, Status epilepticus
SE: Arrhythmias, malignant hyperthermia
Types of local anesthetics
- Amides
- Esters
Order of nerve blockade: A delta, C, A beta (prefer small, myelinated nerve fibers)
Amide local anesthetics
- Lidocaine (short acting) - CYP450 drug
- Articaine (short acting, most rapid onset of all LA)
- Bupivacaine (longest acting, most potent, CNS toxicity, CYP450 drug)
Ester Local anesthetics
- Cocaine
Surface acting, metabolized by pseudocholinesterase, only LA that’s vasoconstricting
Glucocorticoids (-sone suffix)
parenteral & oral
- Hydrocortisone - short acting, replacement therapy in adrenal insufficiency
- Prednisolone - IM acting
- Methylprednisolone - IM acting (4-250 mg)
- Triamcinolone - IM acting. Usually topical. High toxicity compared to others
- Dexamethasone - Long acting
Topical Glucocorticoids
- Fluocinolone
- Budesonide
- Mometasone
- Fluticasone
Mineralocorticoids
- Aldosterone (endogenous)
2. Fludrocortisone
Corticosteroid Antagonists
- MRA antagonists (spironolocatone& eplerone)
2. Metyrapone (11 beta hydroxylase inhibition)
Androgens
- Testosterone-undecanoate (testosterone analogue)
- Nandolon (anabolic steroid)
- Bicalutamide (Testosterone Receptor Inhibitor)
- Finasteride (5alpha reductase inhibitor)
- Goserelin (GnRH analogue)
- Degarelix (GnRH antagonist)
- Sildenafil (PDE-5 Inhibitor, Help with Erectile dysfunction)
Estrogens and Antiestrogens
- Ethinyl-estradiol (CYP450 metabolism)
- Estradiol
- Tamoxifen (SERM, Hormone-responsive breast cancer)
- Raloxifen (SERM, Osteoporosis in post-menopausal women)
- Clomifene (SERM, ovulation induction)
- Anastrozole (Synthesis Inhibitor-Aromatase, Hormone Responsive breast cancer adjuvant)
- Goserelin (GnRH analogue, Ovarian suppression, central precocious puberty)
- Degarelix (GnRh antagonist, Controlled ovarian stimulation)
How SERM (Selective Estrogen Receptor Modulators) work
Estrogen antagonist @ breast, CNS, uterus
Estrogen agonist @liver, bone
Progestins
3 types:
1. Pregans - Medroxyprogesterone-acetate, Drospirone, Cyproterone-acetate
2. Estrans - Norethisterone
3. Gonans - Desogestrel, Levonogestrel
MOA: Bing progesterone Rs, decrease growth & increase vascularization of uterus