Memantine

Auditory hallucination

Auditory enhancement

Auditory distortion

Geometry

Acuity enhancement

Colour enhancement

Acuity suppression

Pattern recognition suppression

Machinescapes

Double vision

Depth perception distortions

Symmetrical texture repetition

Scenery slicing

Visual haze

Environmental cubism

Environmental orbism

Cognitive disconnection

Physical disconnection

Nausea

Difficulty urinating

Dizziness

Constipation

Nausea suppression

Changes in felt gravity

Physical autonomy

Physical euphoria

Settings, sceneries, and landscapes

Time distortion

Déjà vu

Mindfulness

Conceptual thinking

Scenarios and plots

Cognitive euphoria

Auditory suppression

Visual disconnection

Thought deceleration

Analysis suppression

Memory suppression

Disinhibition

Dream suppression

Bodily control enhancement

Stimulation

Tactile suppression

Perception of bodily lightness

Motor control loss

Appetite suppression

Pain relief

Cough suppression

Drifting

Spontaneous bodily sensations

Increased heart rate

Orgasm suppression

Internal hallucination

External hallucination

Introspection

Anxiety suppression

Immersion enhancement

Existential self-realization

After images

Creativity enhancement

Feelings of impending doom

Depersonalization

Stamina enhancement

Amnesia

Derealization

Brightness alteration

Personal meaning enhancement

Frame rate suppression

Decreased libido

Mania

Perspective distortion

Autonomous entity

Perspective hallucination

Gustatory suppression