Herbs and toxicities Flashcards
Arnica indications
Bruising and swelling
Topical Arnica AEs
Itching Rash Petechiae Dry skin High dose: vesicles/necrosis
PO arnica AEs
Stomach irritation Dry mouth HA Drowsiness Dore tongue Lethargy
Arnica DDIs
Anticoagulants
Antiplatelets
Antihypertensives
What are the CIs of arnica?
PO: pregnancy/lactation
Topical: broken/damaged skin
General: Allergy to asteraceae family
Arnica cautions
NSAID Anticoagulants Oral corticosteroids Homeopathic use Bleeding/bruising disorder Pregnancy/lactation Severe liver/kidney disease Malignancy Infection Immunodeficinecy Metabolic syndrome
Arnica active ingredients
Arnica Lactones
Arnica MOA
Inhibit NF-kB - reduces synthesis of pro-inflammatory cytokines, COX2, and NO synthesis
Butterbur indication
Migraine
Butterbur AEs
GI (belching) Dermal sx Dizziness HA Drowsiness Fatigue N/V/D Stomach pain Flatulence Allergic conjunctivitis Eye/skin discoloration Sneezing Mild elevations in liver enz
Butterbur DDIs
Use with other herb/supplement that contains pyrrolizidine alkaloids
Use with 3A4 inducers
Anticholinergics
Butterbur CIs
Hypersensitivity to asteraceae family
Pregnant/Breasfeeding
Butterbur active ingredient
Iso-petasin (inflammation)
Petasin (antispasmodic)
Butterbur MOA
Anti-inflammatory - inhibits lipooxygenase pathway and leukotriene synthese
Antispasmodic - cause smooth muscle and vascular wall relaxation
Petasins have high affinity for cerebral blood vessels
Fenugreek Indication
DM
Fenugreek AEs
Diarrhea Dyspepsia Ab distention Flatulence May cause hypoglycemia In healthy males: decrease serum K levels, dizziness, hunger, and increased urination
Fenugreek DDIs
Impairs absorption of other PO meds
May enhance hypothrombinemic effect of anticoagulants
Fenugreek DDIs
Pregnancy/lactation
Allergy/hypersensitivity to fabaceae family
Allergies to peanuts, chickpeas, and coriander d/t cross reactivity