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. 2023 Oct 23;23:373. doi: 10.1186/s12906-023-04197-0

Table 4.

Public knowledge regarding the safety and side effects of herbal medication, and herb-drug interactions

Domain Item No %
Safety and side effects Which of the following herbs should not be taken by a pregnant woman in excessive amounts? Fenugreek 140 25.8%
Parsley 86 15.8%
Myrrh 96 17.7%
Senna 190 35.0%
Black seed 50 9.2%
Thyme 35 6.4%
Don’t know 236 43.5%
Which of the following herbs should not be taken by a breastfeeding woman? Senna 131 24.1%
Fenugreek 51 9.4%
Black seed 42 7.7%
Mint 52 9.6%
Thyme 30 5.5%
Parsley 47 8.7%
Don’t know 321 59.1%
Herb-drug Interactions Which of the following herbs interact with medicines used to prevent blood clots? Chamomile 43 8.0%
Fenugreek 49 9.1%
Green tea 63 11.7%
Marjoram 32 5.9%
Thyme 17 3.2%
Anise 26 4.8%
Don’t know 410 76.1%
Which of the following herbs interact with medicines used to lower blood sugar? Cinnamon 137 25.6%
Fenugreek 36 6.7%
Ginger 59 11.0%
Red tea 40 7.5%
Thyme 23 4.3%
Senna 24 4.5%
Don’t know 343 64.0%