Does drinking herbal medicine cause the usual tongue bitterness

Drinking Chinese medicines may cause tongue bitterness during the period of taking the medicine, which is usually relieved after stopping the medicine, and if the patient continues to have a bitter taste in the mouth, it may be caused by other reasons.
Clinically boiled Chinese medicine decoction or granules generally taste bitter, some patients drink can lead to a bitter taste in the mouth for a long time, this is a normal phenomenon during the taking of Chinese medicine. Generally speaking, after patients stop taking the medicine, the phenomenon of bitter tongue will be relieved.
If the patient still feels bitter after stopping the medication, it may be caused by stomach fire, liver and gallbladder dampness and heat. Bitterness caused by stomach fire usually worsens in the evening and is accompanied by bad breath and dry mouth. Bitterness caused by damp-heat in the liver and gallbladder is usually more serious in the morning, and may be accompanied by dry eyes, sore throat, and distension and pain in the ribcage area.
Patients who have difficulty in relieving their bitter mouth should consult a doctor in time to avoid delaying their condition.