Astanga Hrudaya
कषायो जडयेज्जिह्वां कण्ठस्रोतोविबन्धकृत्। रसानामिति रूपाणिकर्माणिमधुरो रसः॥६॥
Kashaya (astringent): Kashaya (astringent) inactivates the tongue (diminishes capacity of taste perception) and causes obstructions of the passage in the throat.
english translation
kaSAyo jaDayejjihvAM kaNThasrotovibandhakRt। rasAnAmiti rUpANikarmANimadhuro rasaH॥6॥
hk transliteration by Sanscript