Method of intake

Designed technique

Popularity percentage

Trend in the last 1 decade

Reference

chewing

Fresh twigs and leaves chewed for mucosal absorption

80%

increasing

[13] [17]

smoking

Dried khat leaves rolled into smoked cigars

30%

increasing

[3] [10]

khat tea

Dried and grinded khat leaves packaged into sachets that are added into hot water for drinking.

27%

increasing

[3]

khat paste

Dried khat leaves made into chewable paste

31%

increasing

[3]

khat food powder

Dried khat leaves are finely grinded into powder sprinkled onto food during eating

23%

increasing

[10]

Capsules/tablets

Bombing: cathinone derivative powder rolled into cigar paper and swallowed.

Keying: insufflation of 8 keys per gram of cathinone derivative by key dipping into powder.

unknown

increasing

[24] [25] [27] [28] [29]