He was forced out of the recent pre-season friendly against London Wasps with a calf injury. Originally the timeframe for a return to action was a month.
Although Botha is ahead of that schedule, the management will monitor his progress this week before deciding if he will be included for the trip to Scotland.
As well as being without their Rugby World Cup-tied players, Munster are currently missing the injured Darragh Hurley (Achillies tendon), Troy Smith (knee), David Wallace (knee), Felix Jones (foot), Peter Borlase (hip), Ian Nagle (shoulder) and Tomas O'Leary (back).
MUNSTER Squad (v Glasgow Warriors) - Backs (11): Johne Murphy, Doug Howlett, Denis Hurley, Simon Zebo, Tom Gleeson, Lifeimi Mafi, Danny Barnes, Scott Deasy, Ian Keatley, Duncan Williams, Peter Stringer.
Forwards (15): Marcus Horan, Wian du Preez, Damien Varley, Mike Sherry, Denis Fogarty, Stephen Archer, John Hayes, BJ Botha, Dave Foley, Mick O'Driscoll, Billy Holland, Peter O'Mahony, Tommy O'Donnell, Niall Ronan, James Coughlan.