Table 1.

Characteristics and properties of cocainea

Cocaine HydrochlorideAlkaloidal Cocaine
SolubilityWater solubleWater insoluble
Physical formPowderTransparent crystals
Route of administrationIntravenous, nasal, and oral ingestionInhalation
Onset of action1–5 minSeconds
Peak effect20 min<1 min
  • a Data from Nzerue et al.(12), Hollister (13), Zafar et al. (14), and Kokko (12).