E5: Herbie Hancock-Herbal Drugs Flashcards
Important things to consider for your herbal patient: Beware of and assess the truthfulness of _________
non-disclosure
Important things to consider for your herbal patient: Do not _______ or criticize and maintain their ________
judge….condfidentiality
Important questions for your herbal pt: How _____ have you been using one or more herbs?
LONG
Important questions for your herbal pt: Are you using herbs for: Promotion or maintenance of _______? Treatment of _______ problems?
oral health
Important questions for your herbal pt: Have you had any _______ from herbs?
side effects
Important questions for your herbal pt: Which herbs do you take _______ (at least once a week)?
regularly
Important questions for your herbal pt: Have you recently ______ taking any herbs?
stopped
Important questions for your herbal pt: Have you _______ herbs for Rx or OTC drugs?
substituted
What are the three main groups that could see adverse effects of Herbals?
peds, gerris, pregos
A national survey conducted in 2007 found that _____ of American adults had used “natural products” in the past 12 months
17.7%
What are the 5 most popular herbal products used?
1.Fish oil/omega 3/DHA 2.Glucosamine 3.echinacea 4.flaxseed oil 5.ginseng
___% of adult respondents said they had used some type of SUPPLEMENT in the last 30 days….what are 4 examples?
52%…1. mutivitamins 2.vit E and C 3.Calcium 4.B vitamins
____% (n = 41) were at risk of having at least one possible drug and herbal-supplement INTERACTION
31.5%!!!
What are the 4 most common reasons patients take an herbal product/dietary supplement?
1.Improve generall wellness 2.manage arthritis 3.prevent/manage colds 4.improve memory
What are the 5 most common herbal meds that have documented drug interactions???
- St. John’s Wort 2.Magnesium 3.Calcium 4.Iron 5.Ginkgo
What are the three main systemic conditions that people used herbal meds/supps for?
1.CNS disorders 2.CardioVascular Sys disorders 3.Systemic Anti-Infectives
What is the #1 Rx med that has interactions with herbal meds? What about the rest of the top 5?
1.WARFARIN (100+ interactions with herbal meds/supps) 2.Insulin 3.Aspirin 4.Digoxin 5.Ti-Clo-pid-ine (antiplatelet)
HDS products containing _____ were more likely to have documented interactions with medications and contraindications than _____, ______ and other types of dietary supplements.
herbs more likely than vitamins, minerals
What is the main way that herbal meds interfere with Rx meds? Like what does it do to their “safety”?
Patients using medications that have a NARROW THERAPUTIC RANGE (i.e. warfarin, digoxin) = greater risk for adverse outcomes because of HDS–drug interactions
Important for patients on __________ who concomitantly took Herbals
anticoagulants
It is estimated that GREATER THAN ____% of patients with chronic diseases or cancers use HDS
50% !!!!!
Many herbs act as ________ or ________ medications
anti-platelet…anticoagulant
Effects may be _______ if taking one or more of these herbs and/or if taking aspirin, ibuprofen, warfarin, etc.
ADDITIVE
Patients are _______ of these effects
unaware
Many herbal products contain ________: patients may not always know what is contained within their supplements
multiple herbs
What kind of evidence is used for supporting the bleeding effects of herbal meds? (4)
1.Anecdotal 2.Case Studies 3.Animal Studies 4.Lab studies
What are the 4 common herbs that cause bleeding issues? WHY do they cause these issues?
the 4 G’s!!! 1.Ginkgo 2.Garlic 3.Ginseng 4.Ginger….They ANTAGONIZE PLATELET ACTIVATING FACTOR (PAF)
Should herbal meds be discontinued before surgery? If so how long before?
YES! 14 days prior to surgery (including oral surgery)
SWEET! She’s giving us a mnemonic: How do I know if an herb is assoc with a bleeding effect?
the “g” is followed by a VOWEL (G’i’nkgo)
SWEET! She’s giving us a mnemonic: How do I know if a herb is NOT a concern for bleeding?
the “g” is followed by a cononant (G’r’een tea)
SWEET! She’s giving us a mnemonic: What are the 5 examples of the ‘A Few G’s will help you’ mnemonic?
FeverFEW, Ginkgo biloba, Ginger, Garlic, Ginseng
What are the 4 ‘Anti’ effects of garlic? (BESIDES anti-vampire)
1.Anti-Lipiemic 2.Antimicrobial 3.Anti-asmatic 4.Anti-inflammatory
What are the 3 components in GARLIC implicated with bleeding?
AAS……1.A-joe-ne 2.Allicin 3.Sulfur containing compounds
The 3 components Ajoene, Allicin, and Sulfur in GARLIC have _________ effects… What are the 2 chemical mediators that they inhibit?
ANTI-PLATELET…..1.Platelet Activating Factor 2.Adenosine (decreasing platelet function)
What are the 3 benefits of GINKGO?
1.PREVENT decreased cerebral funciton 2.Peripheral Vascular insufficiency associated with Alzheimer’s disease or age-related dementia 3.Improve memory and cognition
What is the component of GINKGO implicated with anti-bleeding? They are Potent antagonists of _________ and they have _______ and ________ onset with oral dosing
Terpenoids!….platelet activating factor…. Long-lasting and rapid
The anti platelet effect of the Terpinoids of Gingko is that: Effect: antiplatelet = increases _________ and
decreases __________
prothrombin time…..platelet activity
________ has had MANY case reports of severe bleeding
Gingko
Gingko: Risk for severe spontaneous bleeding with concurrent use of _______ and ________
aspirin and warfarin
What are the 7, YES 7 (how bad do you want this?!?!) benefits of GinSeng?
1.Anti-Cancer 2.Slows aging 3.Prevent Heart Attack 4.Improve Digestion 5.Reduce hypertension 6.Strengthen immunity 7.CNS stimulant (wow! get me some!)
What are the components of Ginseng associated with bleeding?
Ginsen-osides
What are the 4 anti-platelet effects of Ginseng’s ginsenosides?
1.inhibit PAF 2.Inhibit Platelet Aggregation 3.inhibit thrombin 4.inhibit thromboplastin
Ginseng ANTAGONIZES the effect of ________
warfarin
What are the 4 drugs that when combined with GINSENG potentiate bleeding??
1.aspirin 2.NSAIDS 3.warfarin 4.heparin
What are the 4 benefits of Ginger?
1.Relive motion sickness 2.Releive morning sickness 3.Decrease arthritis pain/inflammation 4. Relive upset stomach
What are the 3 components of Ginger implicated in BLEEDING?
1.Pungent principles 2.Volatile oils 3.Proteolytic enzymes
What are the 2 ways Ginger has an antiPlatelet effect?
1.Reduces platelet THROMBOXANE 2.inhibits platelet aggregation
Ginger has _____ reports in the literature.
mixed
What preparation of ginger has the most significant effects?
RAW ginger (sorry Max, not the ginger candy)
What are the 3 benefits of FEVERFEW?
1.Anti-inflammatory (rheumatoid arthritis) 2.Preventative for migrane headache 3.muscle soreness
What are the 2 active components that inhibit platelet aggregation in Feverfew??
- Ses-quit-er-pene Lactione 2.Parth-en-olide
What is the herbal medication that MAY CAUSE IRRITATION to the ORAL MUCOSA and TONGUE???
FeverFew!!
Feverfew also increases risk for ________!!
photosensitivity
YOU READY FOR THIS?? HOW BAD DO YOU WANT IT??? What are the 8 benefits of Fish Oil?
1.skin disorders 2.cardioprotection 3.diabetes 4.headache 5.immune support 6.memory 7. PMS :) 8.Ulcerative colitis
Daaaaang Fish oil has 7 effects on bleeding….what are they?
1.decrease platelet aggregation 2.prolong bleeding time 3.increase fibrinolysis 4.reduce Von Willebrand factor 5.reduce fibrinogen 6.reduce factor V levels 7. reduce Thrombin generation in plasma
Intake of ___ grams per day or greater of omega-3 fatty acids may increase the risk of bleeding
3 grams
Very large intakes of fish oil/omega-3 fatty acids may increase the risk of ____________
hemorrhagic (bleeding) stroke
High doses of fish oil/omega-3 FA’s have also been associated with ________ and ____________.
nosebleed and blood in the urine
What is the main indication of St. John’s Wort?
reduce mild to moderate depression
St. John’s Wort is a _____-like plant
weed-like plant
What is the MOST widely studied herb with demonstrated efficiency?
St. John’s Wort
While the The exact mechanism of St. John’s Wort is _______, it is believed to involve inhibition of ________
unclear…serotonin (5-HT) reuptake
What are the 2 MAJOR active anti depressive constituents in St. John’s Wort? what are the 2 ‘other’/minor biologically active constituents?
1.Hyper-forin(really THE major constituent) 2.Hypericin (others: 3.flavon-oids 4.tannins)
What is the MAJOR constituent of St. John’s Wort?
HyperForin
Holy Crap: the major constituent HyperForin in St. Johns Wort has been shown to inhibit 5 freaking neurotransmitters….WHICH ONES?
1.5-HT (seratonin) 2.dopamine 3. norepi 4.GABA 5.Glutamate
Since the Hyperforin in St. John’s Wort is blocking all those neurotransmitters, what is the main component involved in bleeding? How does it work?
hypericin…it INDUCES some cytochrome P450 liver enzymes
hypericin in St. John’s Wort ______ the anticoagulant effect of warfarin (increases _______) and lowers the ___
REDUCES, so it increases clotting…lowers INR
St. John’s Wort ______ effects of MANY medications and has MULTIPLE drug _________
decreases….interactions
St. John’s Wort: Renders _________ ineffective in
some users
ORAL CONTRACEPTIVES
Which herbal med has an effect on general anesthetics making the patient difficult to awaken?
St. John’s Wort!
St. John’s Wort increases PHOTOSENSITIVITY of _________
tetracyclines…so random!
What happens to the effect of GLUCOCORTICOIDS while on St. John’s Wort?
Effect of glucocorticoids is reduced
St. Johns Wort: ________ efficacy of anticoagulants
decreased
REMBER: Discontinue all herbs ____ days prior to surgery
14 days
Vitamin E is a ____ soluble vitamin that acts mainly as an ________
FAT…antioxidant
Vitamin E as an anti-oxidant: prevents oxidation of Vitamins __ and ___
A and C
Vitamin E as an anti-oxidant: Protects ___________ in MEMBRANES from free radical damage
polyunsaturated fatty acids
Vitamin E as an anti-oxidant: Protects _____ against hemolysis
RBCs
Which herbal med may alter the effect of vitamin K on
clotting factors
Vitamin E
Which drug does Vitamin E interact with?
Warfarin
Vitamin E interacts with warfarin: increases _______________ = ______ clotting and ________ risk for spontaneous hemorrhage
hypoprothombinemia….DELAYS clotting and INCREASES risk
Herbs that alter Bleeding: 2 A’s
ARN-ICA and ASTRA-GALUS
Herbs that alter Bleeding: 4 B’s
BARberry, BILberry,BladderWrack, BRO-mel-ain
Herbs that alter Bleeding: 2 C’s
Cat’s Claw and Coenzyme Q10
Herbs that alter Bleeding: 2 D’s
Devil’s claw and DONG QUAI
Herbs that alter Bleeding: 1 E
Evening Primrose
Herbs that alter Bleeding: 3 F’s
Fennel, FeverFew, Fish Oils
Herbs that alter Bleeding: 6 G’s
1.Garlic 2.Ginger 3.Ginkgo bil-oba 4.Ginseng 5.Grape Seed 6.Green Tea
Herbs that alter Bleeding: 1 H
Horse Chestnut
Herbs that alter Bleeding: 1 K
Kudzu
Herbs that alter Bleeding: 2 P’s
Poli-co-sanol and Pyc-no-genol
Herbs that alter Bleeding: 1 T
Turmeric
What are the 3 usual uses for Echinacea?
common cold, cough, bronchitis
What’s the main systemic consequence of Echinacea? When is it especially bad?
its Hepatotoxic…esp with other hepatotoxic meds
Limit your use of Echinacea to ____ days
10 days
What two drugs decrease the effectiveness of corticosteroids?
1.St. John’s Wort 2.Echinacea
What happens if you suddenly stop taking FeverFew?
- Rebound Headaches 2.Joint Pain 3.Stiffness 4.Anxiety
Feverfew Inhibits ______ activity
patelet
Up to 15% of FeverFew users may develop _________
aphthous ulcers
Which 3 herbal meds are CONTRAINDICATED in pregnancy???
1.FeverFew 2.Kava-Kava 3.Licorice
What were the two herbal meds associated with photosensitivity?
st johns wort with tetracyclines and FeverFew with general photosen.
What are the 4 indications for KAVA-KAVA use?
1.Anxiety 2.Stress Relief 3.Minor tranquilizer 4.Skeletal muscle relaxant
Which herbal med potentiates CNS effects of other CNS depressants (EtOH, BDZ’s, barbiturates, sedatives, general anesthesia)?
Kava-Kava
Which two herbals have adverse associations with anesthetics?
Kava-Kava and St. John’s Wort
The FDA is currently monitoring KAVA-KAVA for _________ problems
hepatoToxicity
Kava-Kava is contraindicated in pregnancy, lactation AND ________.. WHY?
Parkinson’s Disease…may cause dopamine antagonism)
What do people use Licorice to treat (4)?
1.Gastric disorders 2.AntiTussive (cough) 3.Apthous Ulcers 4.Herpes Simplex
Monitor vital signs when on LICORICE! Why?
Can cause Hypertension!
Licorice may alter ______ aggregation
platelet
Licorice is contraindicated in pregnancy, lactation, and can cause _____ or _____ impairment
liver or renal
Wait, what are the (7) platelet altering herbs?
1.Garlic 2.Ginkgo 3.Ginseng 4.Ginger 5.FeverFew 6.Fish Oils 7.Licorice
What is Valerian used for? (5)
1.mild sedative 2.mild anxiolytic 3.anxiety 4.depression 5.insomnia
Valerian causes ________ and sedation
drowsiness
Valerian potentiates the effects of CNS depressants, including _________
barbiturates
Which two herbals potentiate the effects of CNS depressants?
kaVA-kaVA and VAlerian
Dental Considerations: Synergistic drug effects with ______, ______: seek alternative analgesics
aspirin NSAIDS
Dental Considerations: Monitor patients on ______ for herbal use and counsel appropriately
warfarin
Dental Considerations: Cross-reference all herbal and prescription medications prior to prescribing to ensure _________…Like what resource?
compatibility…Lexicomp