Donepezil is used to treat memory loss associated with Alzheimer’s disease.
Summary of Interactions with Vitamins, Herbs, and Foods
In some cases, an herb or supplement may appear in more than one category, which may seem contradictory. For clarification, read the full article for details about the summarized interactions.
 Avoid: Adverse interaction—Avoid these supplements when taking this medication because taking them together may cause undesirable or dangerous results. | Huperzine-A* |
| Depletion or interference | None known |
| Side effect reduction/prevention | None known |
| Supportive interaction | None known |
| Reduced drug absorption/bioavailability | None known |
An asterisk (*) next to an item in the summary indicates that the interaction is supported only by weak, fragmentary, and/or contradictory scientific evidence.
Interactions with Dietary Supplements
Huperzine-A
Further studies are needed to determine the long-term safety of huperizine A. Until more is known about it’s actions in the body, it is best to avoid using it together with donepezil, which also prevents the breakdown of acetylcholine.
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2006-09-07
