Known or Still Unknown Drug Khat. Reasons for and Consequences of Chewing Khat Leaves

Pharmacological aspects of the chewing of khat leaves.

The effect of chewing Khat leaves on human mood.

OBJECTIVE Chewing fresh leaves of the Khat plant (Catha edulis), represents a widespread habit with a deep-rooted sociocultural tradition in Yemen. Khat is chewed for its central stimulant properties and to dispel feeling of fatigue and its use is believed to be associated with disturbance of mood. We studied the effect of chewing Khat leaves on human mood by using a standard questionnaire meth...

Khat chewing can cause stroke.

Khat chewing and acute myocardial infarction.

Fresh leaves from khat trees (Catha edulis Celestrasae) are chewed daily by over 20 million people in Yemen and East African countries. Chewing khat (qat) is a popular social habit which has spread to Yemeni, Somali or East African communities in the USA and UK. The pleasure derived from khat chewing is attributed to the euphoric actions of S-(−)cathinone, a sympathomimetic amine with propertie...

Oral White Lesions Associated with Chewing Khat

INTRODUCTION Khat is a cultivated plant whose leaves when chewed elevate mood. Unlike the chewing of betel nut, no association between the white oral mucosal lesions in khat users and oral malignancies has been reported. Chewing of khat has been documented in many countries and has increased with worldwide migration. The impact of chewing khat upon the oral mucosa is essentially unknown. PURP...