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Kratom interactions

Updated October 4, 2026How we check

Overview

Kratom is an unregulated plant product with opioid-like effects (not FDA approved). In our database it has 34 known interactions with common medicines and substances: 32 serious, 0 that need caution and 2 minor.

Avoid / serious 32 interactions

Minor 2 interactions

No known interaction found

Our rules found no interaction between Kratom and: Acetaminophen, Acyclovir, Albuterol, Allopurinol, Amlodipine, Amoxicillin, Amoxicillin-clavulanate, Amphetamine salts, Apixaban, Aripiprazole, Aspirin, Atenolol, Atorvastatin, Azithromycin, Birth control pills, Bismuth subsalicylate, Bupropion, Buspirone, Caffeine, Calcium carbonate, Carvedilol, Celecoxib, Cephalexin, Cetirizine, Ciprofloxacin, Citalopram, Clindamycin, Clopidogrel, Colchicine, Creatine, DayQuil, Dextromethorphan, Diclofenac, Digoxin, Doxycycline, Duloxetine, Empagliflozin, Escitalopram, Esomeprazole, Estradiol, Excedrin, Famotidine, Fexofenadine, Finasteride, Fish oil, Fluconazole, Fluoxetine, Furosemide, Glipizide, Grapefruit juice, Guaifenesin, Hydrochlorothiazide, Hydroxychloroquine, Ibuprofen, Insulin, Iron supplements, Isotretinoin, Lamotrigine, Levofloxacin, Levothyroxine, Lisdexamfetamine, Lisinopril, Lithium, Loperamide, Loratadine, Losartan, Magnesium, Meloxicam, Metformin, Methotrexate, Methylphenidate, Methylprednisolone, Metoprolol, Metronidazole, Montelukast, Naproxen, Nicotine, Nitrofurantoin, Omeprazole, Ondansetron, Oseltamivir, Pantoprazole, Paroxetine, Paxlovid, Phentermine, Phenylephrine, Potassium supplements, Pravastatin, Prednisone, Probiotics, Propranolol, Pseudoephedrine, Rivaroxaban, Rosuvastatin, Semaglutide, Sertraline, Sildenafil, Simvastatin, Spironolactone, St. John's wort, Sulfamethoxazole-trimethoprim, Sumatriptan, Tadalafil, Tamsulosin, Tirzepatide, Topiramate, Turmeric, Valacyclovir, Venlafaxine, Vitamin D, Warfarin, Zinc.

Add at least two medicines, supplements or alcohol.

Sources

There is no single FDA label for this item, so interactions listed here come from the FDA labels of the medicines it interacts with, and from NIH guidance where noted.

This list covers the 147 medicines and substances in our database. It is not a complete list of every possible interaction. Always tell your doctor and pharmacist about every medicine, supplement and herbal product you take.