Yerba Mate - Prosom (Estazolam) Interaction
Herbal: Yerba Mate
Also Known As: Ilex paraguariensis, Chimarrao, Green Mate, Hervea, Ilex, Jesuit's Brazil Tea, Jesuit's Tea, Maté, Maté Folium, Paraguay Tea, St. Bartholemew's Tea, Thé de Saint Barthélémy, Thé des Jésuites, Thé du Brésil, Thé du Paraguay, Yerbamate, Yerba Mate
Drug: Estazolam
Brand names:
Prosom

Medical Content Editor Dr. Brian Staiger, PharmD
Last updated
May 04, 2025
Interaction Details
Estazolam is classified as belonging to the following category: Benzodiazepines
Theoretically, the caffeine in yerba mate might reduce the efficacy of benzodiazepines.
Yerba mate contains caffeine. Caffeine can antagonize the anxiolytic effects of benzodiazepines.
Interaction Rating
Likelihood of Occurrence
ProbableInteraction has not been documented in well-controlled studies, however, the interaction has been demonstrated in some small human studies or in controlled animal studies in conjunction with multiple case reports.
References
- File SE, Bond AJ, Lister RG. Interaction between effects of caffeine and lorazepam in performance tests and self-ratings. J Clin Psychopharmacol 1982;2:102-6.
- Mattila MJ, Palva E, Savolainen K. Caffeine antagonizes diazepam effects in man. Med Biol 1982;60:121-3.
- Mattila MJ, Nuotto E. Caffeine and theophylline counteract diazepam effects in man. Med Biol 1983;61:337-43.
- Mattila ME, Mattila MJ, Nuotto E. Caffeine moderately antagonizes the effects of triazolam and zopiclone on the psychomotor performance of healthy subjects. Pharmacol Toxicol 1992;70:286-9.
- Mattila MJ, Vainio P, Nurminen ML, et al. Midazolam 12 mg is moderately counteracted by 250 mg caffeine in man. Int J Clin Pharmacol Ther 2000;38:581-7.
Yerba Mate Overview

Estazolam Overview
-
Estazolam is used for the short-term treatment of insomnia (difficulty falling asleep or staying asleep). Estazolam is in a class of medications called benzodiazepines. It works by slowing activity in the brain to allow sleep.
Yerba Mate - More Interactions
Yerba Mate interacts with 1060 drugs
Interaction Rating Key
These severity listings are for informational use only. Never start, stop or otherwise change your therapy before speaking with your provider.
Major | The combined use of these agents is strongly discouraged as serious side effects or other negative outcomes could occur. |
Moderate | Use cautiously under the care of a healthcare professional or avoid this combination. A significant interaction or negative outcome could occur. |
Minor | Be aware that there is a chance of an interaction. Watch for warning signs of a potential interaction. |
Unknown | No interactions have been reported or no interaction data is currently available. |
Return to the main supplement interaction checker page
Parts of this content are provided by the Therapeutic Research Center, LLC.
DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.
© 2021 Therapeutic Research Center, LLC
Drug descriptions are provided by MedlinePlus.