My understanding is that 5HTP shouldn't be taken when you are taking other antidepressants. Diazepam is a tranquilliser so I don't know whether it is okay to take 5HTP too. Feel free to repost your questions.
Content on HealthUnlocked does not replace the relationship between you and doctors or other healthcare professionals nor the advice you receive from them.
Never delay seeking advice or dialling emergency services because of something that you have read on HealthUnlocked.