Figure 1-8.
Insulin syringe.
(b) Peak of action occurs 2 to 4 hours after administration.
(c) Duration of action is relatively short (about 6 hours for regular and
about 14 hours for semilente).
(2)
Intermediate-acting types are NPH and lente.
(a)
Onset of action occurs 2 hours after administration.
(b) Peak of action occurs 6 to 12 hours after administration. Lente
peaks several hours later than NPH.
(c) Duration of action is of medium length (24 to 28 hours for NPH and
24 to 48 hours for lente).
(3)
Long-acting types are protamine zinc and ultra lente.
(a) Onset of action occurs 6 to 7 hours after administration.
(b)
Peak of action occurs 16 to 24 hours after administration.
(c)
Duration of action is long, about 36 hours.
MD0918
1-72