Denne eliminationsfase er langsom, hvilket resulterer i en middel terminal eliminationshalveringstid t1/ 2 på cirka 22 timer efter bukkal administration af det brusende præparat og cirka 18 timer efter intravenøs administration.
This phase of elimination is slow, resulting in a median terminal elimination half-life t1/ 2 of approximately 22 hours following buccal administration of the effervescent formulation and approximately 18 hours following intravenous administration.