Short-term effects of cocaine Increased energy Decreased appetite Mental alertness Increased heart...

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Transcript of Short-term effects of cocaine Increased energy Decreased appetite Mental alertness Increased heart...

Page 1: Short-term effects of cocaine Increased energy Decreased appetite Mental alertness Increased heart rate and blood pressure Constricted blood.
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Short-term effects of cocaine

Increased energyDecreased appetite

Mental alertness

Increased heart rate and blood pressure

Constricted blood vessels

Increased temperature

Dilated pupils

Long-term effects of cocaine

Addiction

Irritability and mood disturbances

Restlessness

Paranoia

Auditory hallucinations

Medical consequences of cocaine abuse

Cardiovascular effectsdisturbances in heart rhythm heart attacks

Respiratory effectschest pain respiratory failure

Neurological effectsstrokes seizures and headaches

Gastrointestinal complicationsabdominal pain nausea

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EFFETTI TOSSICI CONNESSI ALL’USO DI ALLUCINOGENI

• effetti acuti: • incidenti mortali legati a distorsioni sensoriali• attacchi di panico• comportamenti autolesionisti

• effetti cronici:• psicosi• reazioni depressive• stati paranoici• flashbacks (HPPD = hallucinogen persisting

perception disorder)

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AGONISTI DEL RECETTORE CANNABICO CB1

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POSSIBILI IMPIEGHI TERAPEUTICI DEI CANNABINOIDI

Riduzione della pressione endo-oculare nel glaucomaEffetto antiemeticoEffetto analgesico Aumento dell’appetito

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CANNABINOIDI COME ANTITUMORALI?

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EFFETTI CONNESSI CON L’USO DI NICOTINA

Azione psicostimolante centraleEffetti centrali: capogiri, vertigini; nausea, vomitoAzioni periferiche: aumento pressorio, tachicardia

Riduzione del peso corporeo liberazione di dopamina (e 5HT?) liberazione periferica di noradrenalina

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Il fumo di tabacco contiene:

(1) costituenti propri della sigaretta: materia organica alcaloidi nicotinici additivi

(2) prodotti derivati della combustione: CO2 CO catrame

Fattori che influenzano l'assorbimento:

Quantita' aspirata Profondita' di aspirazione Durata dell'aspirazione pH del fumo Caratteristiche individuali di assorbimento

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PRINCIPALI RISCHI PER LA SALUTE CONNESSI AL FUMO

CANCROMALATTIE CORONARICHEBRONCHITE CRONICAEFFETTI DELETERI DURANTE LA GRAVIDANZA

AGENTI RESPONSABILI DI TALI EFFETTI

CATRAME E IRRITANTINICOTINAMONOSSIDO DI CARBONIO