At a Glance
Dosage
oral
| Level | 4-HO-EPT | 1P-LSD |
|---|---|---|
| Threshold | — mg | 15 µg |
| Light | 15–20 mg | 25–75 µg |
| Common | 30–40 mg | 75–150 µg |
| Strong | 40–60 mg | 150–300 µg |
| Heavy | — mg | 300 µg |
Duration
oral
4-HO-EPT
oral
Total: 3 hrs – 7 hrsOnset
Peak
Offset
Onset30 min – 1 hrs
Peak1 hrs – 2 hrs
Offset1 hrs – 2 hrs
1P-LSD
oral
Total: 8 hrs – 12 hrsEffects
Safety
Interaction: 4-HO-EPT + 1P-LSD
No direct interaction data available between these substances. This does not mean the combination is safe.
4-HO-EPT — Dangerous Interactions
No dangerous interactions recorded.
1P-LSD — Dangerous Interactions
No dangerous interactions recorded.
Frequently Asked Questions
What is the difference between 4-HO-EPT and 1P-LSD?
4-HO-EPT is classified as a Psychedelic (Substituted tryptamines) while 1P-LSD is classified as a Psychedelic (Lysergamides). They share 36 effects in common, with 3 effects unique to 4-HO-EPT and 50 unique to 1P-LSD.
Is it safe to combine 4-HO-EPT and 1P-LSD?
There is no direct interaction data available for combining 4-HO-EPT and 1P-LSD. This does not mean the combination is safe. Always exercise caution and research thoroughly.
Which is stronger, 4-HO-EPT or 1P-LSD?
At common doses via oral, 4-HO-EPT is typically dosed at 30–40 mg while 1P-LSD is dosed at 75–150 µg. However, "stronger" depends on context — potency, subjective intensity, and duration all factor in. These substances have different pharmacological profiles and comparing raw potency is not straightforward.