Avoid using 5-hydroxytryptophan with other herbal/health supplements that can cause drowsiness. This includes California poppy, catnip, chamomile, gotu kola, Jamaican dogwood, kava, melatonin, St. John's wort, skullcap (or scullcap), valerian, yerba mansa, and others.
Taking this product with any medicine that makes you sleepy can worsen this effect. Ask your doctor before taking 5-hydroxytryptophan with a sleeping pill, narcotic pain medicine, muscle relaxer, or medicine for anxiety, depression, or seizures.
Do not take 5-hydroxytryptophan without medical advice if you are using any of the following medications:
This list is not complete. Other drugs may interact with 5-hydroxytryptophan, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed in this product guide.