Updated drugsactivity and mainactivity
Revert "Updated drugsactivity and mainactivity"

This reverts commit cda442b588b21deb80191c78f697533343e79461.
Revert "Revert "Updated drugsactivity and mainactivity""

This reverts commit 7c0e12cf592b718f0c7bd4fdd1cf24d80763eb1d.