Drug Interactions and Essential Oils

Essential Oil & Drug Interactions |
|
Essential Oils |
Drugs |
Angelica |
Warfarin, coumarin |
Bay Rum |
anticoagulants |
Bergamot |
Insulin |
Birch |
blood thinners |
Celery Seed |
ACE inhibitors |
Chamomile |
Warfarin, Cyclosporine |
Fennel |
Medications containing cytochrome
P450 3A4 |
Lavender |
May increase effects of CNS
depressants, anticonvulsants, angicoagulants,
statins, cholesterol-lowering drugs |
Manuka |
synergistic effect with bacitracin, cefadroxil, cephradin, and meropenem;
antagonist effect with ofloxacin, enoxacin, and sparfloxacin |
Myrrh |
Warfarin, coumarin
derivatives |
Orange Bitter |
antidepressants, calcium channel
blockers, destomethorphan, vasoconstrictors |
Oregano |
Lithium |
Peppermint |
felodipine, simvastatin; absorption of
caffeine; Lexapro |
Valerian root |
sedatives, antidepressants |
Wintergreen |
Warfarin |
|
|
|
|
Drug |
Essential Oils to Avoid |
Topical Applications |
|
Amittriptiline (elavil an antidepressant) |
German chamomile, Yarrow, Blue tansy |
Anticoagulants |
Clove bud, Clove
leaf, Clove stem |
Codeine |
German chamomile, Yarrow, Blue tansy |
Cyclosporine |
Peppermint |
Cyp2B6 (liver
metabolizing enzyme) |
Lemongrass |
dermal medications
(patches) |
caution with all essential oils |
Fluoxetine (prozac) |
German chamomile, Yarrow, Blue tansy |
imipramine |
German chamomile, Yarrow, Blue tansy |
Lidocaine |
German chamomile, Yarrow, Blue tansy |
Lithium |
Copaiba Balsam |
MAORIs or SSRIs |
Clove bud, Clove
leaf, Clove stem |
Methadone |
Lemongrass, May chang,
Lemon myrtle, Lemon-scented tea tree |
Paroxeline (paxel and other SSRI) |
German chamomile, Yarrow, Blue tansy |
Pethidine |
Clove bud, Clove
leaf, Clove stem |
Propofol |
Lemongrass, May chang,
Lemon myrtle, Lemon-scented tea tree |
taxixofen |
Lemongrass, May chang,
Lemon myrtle, Lemon-scented tea tree |
Warfarin |
Birch, Cassia, Cinnamon, Clove,
Fennel, Sweet marjoram, Oregano, Patchouli, Thyme, Wintergreen |
|
|
|
|
Inhalation |
|
CYP2B6 |
Lemongrass |
Warfarin |
Birch, Wintergreen |
|
|
Internal (Not Advised) |
|
Aelective serotonin reuptake inhibitors (citalopram, excisertraline,
fluoxetine, paroxetine,sertraline) |
Clove |
Antidiabetic drugs (glibenclamide,
tolbutamide, metformin) |
Cassia, Cinnamon, Dill, Sweet fennel,
Lemongrass, Marjoram, Melissa, Oregano |
Aspirin |
Birch, Cassia, Cinnamon, Clove,
Fennel, Sweet marjoram, Oregano, Patchouli, Thyme, Wintergreen, Clove bud, Clove leaf, Clove stem |
Cyp2B6 |
Melissa |
Heparin |
Birch, Cassia, Cinnamon, Clove,
Fennel, Sweet marjoram, Oregano, Patchouli, Thyme, Wintergreen |
Indirect
sympathomimetic (ephedrine,
amphetamine) |
Clove bud, Clove
leaf, Clove stem |
Monoamine oxidase
inhibiting antidepressants (including isocarboxazid, moclobemide, phenelzine, selegiline, tranylcypromine: |
Clove bud, Clove
leaf, Clove stem |
Perhidine |
Clove bud, Clove
leaf, Clove stem |