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Auditory acuity suppression
Auditory suppression can be described as feelings of general sound perception becoming distant and muffled. The experience of this effect severely decreases both the volume of the noise and the level of general sound quality which it is perceived in. This results in music and other sounds becoming extremely difficult to comprehend or even pay attention to.
Psychoactive substances
Substances which may cause this effect include:
- 3-Cl-PCP
- 3-HO-PCE
- 3-HO-PCP
- 3-MeO-PCE
- 3-MeO-PCMo
- 3-MeO-PCP
- 4-MeO-PCP
- Alcohol
- Clonidine
- Cryorett/Sandbox
- DXM & DPH
- Datura
- Deschloroketamine
- Dextromethorphan
- Diphenhydramine
- Diphenidine
- Ephenidine
- Experience:2 tabs DOB - My DOB Nightmare
- Experience:200 mg of MXP + N2O:20 chargers
- Experience:40 mg 4-HO-MPT - Underwhelming Experience
- Experience:Unknown Dose DOC (Insufflated) - Overdosing and Terifying Ego Death
- HXE
- Heroin
- Ketamine
- MXiPr
- Memantine
- Methoxetamine
- Methoxphenidine
- Nitrous
- O-PCE
- PCE
- PCP
- Perchloroethylene
- Rolicyclidine