Template:SubstanceBox/Methamphetamine

SubstanceBox/Methamphetamine
Chemical Nomenclature
Common names	Methamphetamine, Meth, Speed, Ice, Glass, Shard, Tina, Crank
Substitutive name	N-Methylamphetamine
Systematic name	N-Methyl-1-phenylpropan-2-amine
Class Membership
Psychoactive class	Stimulant
Chemical class	Amphetamine
Routes of Administration
WARNING: Always start with lower doses due to differences between individual body weight, tolerance, metabolism, and personal sensitivity. See responsible use section. ⇣ Smoked Dosage Bioavailability >90% Threshold < 5 mg Light 5 - 10 mg Common 10 - 20 mg Strong 20 - 60 mg Heavy 60 mg + Duration Total 2 - 6 hoursUp to 12h for irregular users. Onset 7 - 10 seconds Come up 5 - 10 seconds Peak 1 - 3 hours Offset 1 - 3 hours After effects 2 - 24 hours ⇣ Oral Dosage Bioavailability ~70% Threshold < 5 mg Light 5 - 15 mg Common 15 - 30 mg Strong 30 - 60 mg Heavy 60 - 150 mg + Duration Total 7 - 12 hours Up to 24h for irregular users. Onset 20 - 45 minutes Come up 2.6 - 3.6 hours Peak 3 - 5 hours Offset 3 - 4 hours After effects 12 - 24 hours ⇣ Insufflated Dosage Bioavailability >90% Threshold < 5 mg Light 5 - 10 mg Common 10 - 30 mg Strong 30 - 60 mg Heavy 60 mg + Duration Total 4 - 7 hours Up to 12h for irregular users. Onset 3 - 5 minutes Come up 3 - 5 minutes Peak 1.5 - 3 hours Offset 2 - 4 hours After effects 6 - 24 hours ⇣ Rectal Dosage Bioavailability ~99% Threshold < 5 mg Light 5 - 10 mg Common 10 - 30 mg Strong 30 - 40 mg Heavy 40 mg+ Duration Total 6 - 10 hours Up to 18h for irregular users. Onset 5 - 15 minutes Come up 3 - 5 minutes Peak 2 - 4 hours Offset 3 - 5 hours After effects 12 - 24 hours ⇣ Intravenous Dosage Bioavailability ~100% Threshold < 5 mg Light 5 - 10 mg Common 10 - 30 mg Strong 30 - 40 mg Heavy 40 - 80 mg + Duration Total 4 - 8 hours Up to 18h for irregular users. Onset 15 - 30 seconds Come up 1 - 2 minutes Peak 1 - 3 hours Offset 3 - 4 hours After effects 12 - 24 hours DISCLAIMER: PW's dosage information is gathered from users and resources for educational purposes only. It is not a recommendation and should be verified with other sources for accuracy.