This is a simple version to play the catchy guitar tune in Snoop Dogg's My Medicine. 

Somewhere around 130 BPM

     F#m      A        F#m
E||--2---2--2-5---5--5-2---2--2---2-2---|
B||--2---2--2-5---5--5-2---2--2---2-2---|
G||--2---2--2-6---6--6-2---2--2---2-2---|
D||--4---4--4-7---7--7-4---4--4---4-4---|
A||--4---4--4-7---7--7-4---4--4---4-4---|
E||--2---2--2-5---5--5-2---2--2---2-2---|
     E.  E  S E.  E  S E.  E  E.  S E.

Duration Legend
---------------
E - 8th
S - 16th
. - note dotted

Enjoy =)