Ireland are scheduled to play another Twenty20 game against the US and three ODIs before a tour the Caribbean to face West Indies in three ODIs in January.
Sarfaraz Khan and Washington Sundar hit half-centuries as India scored a 79-run victory over Ireland in their opening ICC Under-19 World Cup Group D match at the Shere Bangla National Stadium, in Mirpur, on Thursday.
The investigation was initiated in September last year to look into allegations made by the off-spinner stretching back to 2008.
Qualifier Nepal caused the first major upset of the World Cup, shocking New Zealand by 32 runs in a Group D match in Fatullah on Thursday.