Drug - Supplement Interaction Checker

Enter at least one drug and one supplement or supplement ingredient to search for interactions. Please note that this checker will only show interactions between a drug and a supplement. It does not display drug-drug interactions

Supplements: -> Ingredients

    Supplements: -> Product

      Product Brand Supplement Net Contents Bar Code/UPC Market status
      L-Theanine 100 mg The Vitamin Shoppe Capsule 60 Capsule(s) 7 66536 01826 0 Off
      L-Theanine 100 mg NOW Capsule 90 Veg Capsule(s) 7 33739 00145 0 Off
      L-Theanine 100 mg Life Extension Capsule 60 Vegetarian Capsule(s) 7 37870 16836 2 Off
      L-Theanine 100 mg Metabolic Maintenance Capsule 60 Capsule(s) 8 38287 00146 1 On
      L-Theanine 100 mg California Gold Nutrition Capsule 30 Veggie Capsule(s) 8 98220 01244 2 Off
      L-Theanine 100 mg Newflower Farmers Markets Capsule 60 Vegetarian Cap(s) -- On
      L-Theanine 100 mg California Gold Nutrition Capsule 60 Veggie Capsule(s) 8 98220 01243 5 On
      L-Theanine 100 mg The Vitamin Shoppe Capsule 120 Capsule(s) 7 66536 01827 7 Off
      L-Theanine 100 mg PhysioLogics Capsule 60 Capsule(s) 7 16963 12882 7 Off
      L-Theanine 100 mg Exchange Select Capsule 100 Capsule(s) 6 14299 03840 0 On
      L-Theanine 100 mg Smooth Melts Country Life Other (e.g. tea bag) 60 Smooth Melt(s) 0 15794 01414 0 On
      L-Theanine 100 mg Suntheanine NOW Capsule 90 Veg Capsule(s) 7 33739 00145 0 Off
      L-Theanine 100 mg Suntheanine NOW Capsule 90 Vcap(s)(R) 7 33739 00145 0 Off
      L-Theanine 150 mg BIOVEA Capsule 60 Vegetarian Capsule(s) 8 18423 02287 1 Off
      L-Theanine 150 mg Solgar Capsule 60 Vegetable Capsule(s) 0 33984 02706 0 Off
      L-Theanine 150 mg Solgar Capsule 60 Vegetable Capsule(s) 0 33984 02706 0 Off
      L-Theanine 150 mg Solgar Capsule 60 Vegetable Capsule(s) 0 33984 02706 0 On
      L-Theanine 150 mg BIOVEA Capsule 60 Vegetarian Capsule(s) 8 18423 02287 1 On
      L-Theanine 150 mg Bluebonnet Capsule 60 Vegetable Capsule(s) 7 43715 00091 9 Off
      L-Theanine 150 mg Solgar Capsule 60 Vegetable Capsule(s) 0 33984 02706 0 Off
      L-Theanine 150 mg Doctor's Best Capsule 90 Veggie Cap(s) 7 53950 00197 8 On
      L-Theanine 150 mg Solgar Capsule 60 Vegetable Capsule(s) 0 33984 02706 0 Off
      L-Theanine 150 mg BIOVEA Capsule 60 Capsule(s) 6 89076 03556 9 Off
      L-Theanine 150 mg Bluebonnet Capsule 30 Vegetable Capsule(s) 7 43715 00089 6 Off
      L-Theanine 200 mg Nature's Lab Capsule 60 Capsule(s) 8 18014 01402 5 On
      L-Theanine 200 mg Vitamin World Capsule 60 Rapid Release Capsule(s) 7 66443 12880 9 On
      L-Theanine 200 mg The Vitamin Shoppe Capsule 120 Vegetable Capsule(s) 7 66536 03836 7 On
      L-Theanine 200 mg Nutricost Capsule 120 Capsule(s) 7 02669 93194 6 Off
      L-Theanine 200 mg Vital Nutrients Capsule 60 Vegetarian Capsule(s) 6 93465 26311 2 On
      L-Theanine 200 mg Puritan's Pride Capsule 30 Rapid Release Capsule(s) 0 25077 12881 5 On
      L-Theanine 200 mg Puritan's Pride Capsule 60 Rapid Release Capsule(s) 0 25077 12880 8 On
      L-Theanine 200 mg Source Naturals Tablet or Pill 30 Tablet(s) 0 21078 01498 0 On
      L-Theanine 200 mg Lamberts Healthcare Tablet or Pill 60 Tablet(s) 5 055148 405397 On
      L-Theanine 200 mg AN Amazing Nutrition Amazing Formulas Capsule 120 Vcap(s) L-Theanine 200 mg On
      L-Theanine 200 mg DaVinci Laboratories Capsule 30 Capsule(s) 0 26664 21323 5 Off
      L-Theanine 200 mg DaVinci Laboratories Capsule 120 Capsule(s) 0 26664 21321 1 On
      L-Theanine 200 mg Nutricost Capsule 120 Capsule(s) 7 02669 93194 6 On
      L-Theanine 200 mg California Gold Nutrition Capsule 60 Veggie Capsule(s) 8 98220 01242 8 On
      L-Theanine 200 mg VitaCeutical Labs Capsule 60 Vegetarian Capsules 7 19985 75331 2 Off
      L-Theanine 200 mg GNC Capsule 60 Capsule(s) 0 48107 10541 9 On
      L-Theanine 200 mg Hard Rhino Capsule 240 Capsule(s) 7 98711 49892 5 On
      L-Theanine 200 mg Superior Source Tablet or Pill 100 MicroLingual(R) Instant Dissolve Tablet(s) -- On
      L-Theanine 200 mg Absorb Health Capsule 100 Capsule(s) 0 25706 83457 5 On
      L-Theanine 200 mg Nutricost Capsule 240 Capsule(s) 7 02669 93491 6 On
      L-Theanine 200 mg Country Life Capsule 60 Vegan Capsule(s) 0 15794 01412 6 On
      L-Theanine 200 mg Bluebonnet Capsule 30 Vegetable Capsule(s) 7 43715 00089 6 On
      L-Theanine 200 mg NutraBio Capsule 90 Veggie Capsule(s) 6 49908 24516 0 Off
      L-Theanine 200 mg Nature's Way Capsule 180 Vegan Capsule(s) 7 63948 09550 6 On
      L-Theanine 200 mg Vital Nutrients Capsule 60 Vegetarian Capsule(s) 6 93465 26311 2 On
      L-Theanine 200 mg Double Wood Supplements Capsule 120 Capsule(s) 8 59793 00702 0 On
      L-Theanine 200 mg Vital Nutrients Capsule 60 Capsule(s) 6 93465 26311 2 Off
      L-Theanine 200 mg Bronson Capsule 120 Capsule(s) X001WGOSJ1 On
      L-Theanine 200 mg Bronson Capsule 360 Capsule(s) X001SP1N7B On
      L-Theanine 200 mg Health Thru Nutrition Naturally Capsule 120 Vegecap(s) 8 19193 02080 7 On
      L-Theanine 200 mg Nature's Trove Capsule 120 Vegetarian Capsule(s) 6 86149 70004 1 On
      L-Theanine 200 mg Woodstock Vitamins Capsule 60 Vegan Capsule(s) 7 19985 75331 2 On
      L-Theanine 200 mg Source Naturals Serene Science Capsule 60 Capsule(s) 0 21078 01646 5 On
      L-Theanine 200 mg Bluebonnet Capsule 30 Vegetable Capsule(s) 7 43715 00089 6 On
      L-Theanine 200 mg Protocol For Life Balance Capsule 60 Veg Capsule(s) 7 07359 10147 0 Off
      L-Theanine 200 mg Vitamer Laboratories Capsule 60 Vegetarian Capsules 7 19985 75331 2 On
      L-Theanine 200 mg NutraBio Capsule 90 V-Cap(s) 6 49908 24516 0 Off
      L-Theanine 200 mg Nature's Way Capsule 60 Veg Capsule(s) 7 63948 09556 8 Off
      L-Theanine 200 mg The Vitamin Shoppe Capsule 60 Vegetable Capsule(s) 7 66536 02760 6 On
      L-Theanine 200 mg Village Vitality Capsule 60 Vegetarian Capsule(s) 7 19985 75331 2 Off
      L-Theanine 200 mg Protocol For Life Balance Capsule 60 Veg Capsule(s) 7 07359 10147 0 Off
      L-Theanine 200 mg GNC Capsule 60 Capsule(s) 0 48107 12281 2 On
      L-Theanine 200 mg SR Sports Research Softgel Capsule 60 Softgel(s) 0 23249 01017 3 On
      L-Theanine 200 mg Advance Physician Formulas Capsule 60 Vegetable Capsule(s) 8 96996 00040 3 On
      L-Theanine 200 mg GNC Capsule 60 Capsule(s) 0 48107 12281 2 Off
      L-Theanine 200 mg Source Naturals Serene Science Capsule 120 Capsule(s) 0 21078 02427 9 On
      L-Theanine 200 mg Evlution Nutrition Capsule 60 Veggie Capsule(s) 8 18901 02741 1 On
      L-Theanine 200 mg DaVinci Laboratories Capsule 60 Capsule(s) 0 26664 21326 6 Off
      L-Theanine 200 mg Nature's Truth Capsule 60 Quick Release Capsule(s) 8 40093 10194 5 On
      L-Theanine 200 mg Longevity Medical Clinic Capsule 60 Veg Capsule(s) -- On
      L-Theanine 200 mg Nature's Way Capsule 180 Veg Capsule(s) 7 63948 09550 6 Off
      L-Theanine 200 mg Nature's Way Capsule 180 Veg Capsule(s) 7 63948 09550 6 Off
      L-Theanine 200 mg Bronson Capsule 360 Capsule(s) X001SP1N7B Off
      L-Theanine 200 mg tnvitamins Capsule 60 Capsule(s) 0 95234 26360 4 On
      L-Theanine 200 mg The Vitamin Shoppe Capsule 60 Veggie Capsule(s) 7 66536 02760 6 Off
      L-Theanine 200 mg Amazon Elements Capsule 60 Capsule(s) 8 42379 10654 5 Off
      L-Theanine 200 mg Bluebonnet Capsule 60 Vegetable Capsule(s) 7 43715 00091 9 On
      L-Theanine 200 mg SportsResearch Softgel Capsule 60 Softgel(s) 0 23249 01017 3 On
      L-Theanine 200 mg Best Naturals Tablet or Pill 120 Tablet(s) 8 17716 01854 6 On
      L-Theanine 200 mg Source Naturals Serene Science Tablet or Pill 60 Tablet(s) 0 21078 01499 7 On
      L-Theanine 200 mg Country Life Capsule 30 Vegan Capsule(s) 0 15794 01411 9 Off
      L-Theanine 200 mg Nutralife Capsule 60 Capsule(s) -- On
      L-Theanine 200 mg DaVinci Laboratories Capsule 30 Capsule(s) 0 26664 21323 5 On
      L-Theanine 200 mg Nature's Way Capsule 60 Vegan Capsule(s) 7 63948 09556 8 On
      L-Theanine 200 mg Bronson Capsule 120 Capsule(s) X001WGOSJ1 Off
      L-Theanine 200 mg Country Life Capsule 30 Vegetarian Capsule(s) 0 15794 01411 9 Off
      L-Theanine 200 mg GNC Capsule 60 Capsule(s) 0 48107 21126 4 On
      L-Theanine 200 mg Vitamin World Capsule 60 Rapid Release Capsule(s) 7 66443 12880 9 Off
      L-Theanine 200 mg Nature's Way Capsule 60 Veg Capsule(s) 7 63948 09556 8 Off
      L-Theanine 200 mg Country Life Capsule 30 Vegan Capsule(s) 0 15794 01411 9 On
      L-Theanine 200 mg Good 'N Natural Capsule 60 Capsule(s) 6 98138 12880 4 Off
      L-Theanine 200 mg Health Thru Nutrition Naturally Capsule 60 Vegecap(s) 8 19193 02079 1 Off
      L-Theanine 200 mg Protocol for Life Balance Capsule 60 Veg Capsule(s) 7 07359 10147 0 Off
      L-Theanine 200 mg DaVinci Laboratories Capsule 60 Capsule(s) 0 26664 21326 6 On
      L-Theanine 200 mg Health Thru Nutrition Capsule 60 Vegecap(s) 8 19193 02079 1 On
      L-Theanine 200 mg Metabolic Maintenance Capsule 120 Capsule(s) 8 38287 00147 8 On
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      Note: For a complete list of brand names and supplement products under a brand, visit our brand listing page.

      Disclaimer: This drug-supplement interaction checker is provided for informational purposes only and should not be used as a substitute for the advice of a healthcare professional. The information contained in this tool is not intended to diagnose, treat, cure, or prevent any disease.

      Additionally, this tool does not encompass all potential interactions. The interactions between supplements, their ingredients and medications can be complex and are not always fully understood. Always be sure to consult with your doctor before making changes to your medication regimen.