Grindelia camporum

Gumweed/Drug Interactions:

  • AntihypertensivesAntihypertensives: Based on anecdotal evidence, gumweed may decrease the effects of some antihypertensives, since it may increase blood pressure (5).
  • DiureticsDiuretics: Based on anecdotal evidence, gumweed may increase the effects of some diuretics, since it may increase urine production (5).

    • Gumweed/Herb/Supplement Interactions:

  • DiureticsDiuretics: Based on anecdotal evidence, gumweed may increase the effects of diuretic herbs such as juniper (5).
  • HypotensivesHypotensives: Based on anecdotal evidence, gumweed may decrease the effects of antihypertensive herbs such as Rauwolfia serpentina (5).
  • SeleniumSelenium: Theoretically, gumweed may have additive effects with selenium supplements, since the plant may contain significant amounts of selenium (10). Too much selenium can interfere with keratin biosynthesis and has other toxic mechanisms as well.

    • Gumweed/Food Interactions:

  • Foods high in seleniumFoods high in selenium: Theoretically, gumweed may have additive effects with foods high in selenium since the plant may contain significant amounts of selenium (10).

    • Gumweed/Lab Interactions:

  • Insufficient available evidence.