Time it takes to start working:The medication begins working instantly after you consume it.
- As Generic allegra is a potent H1 blocker, it combats with the existing histamine for allying it to the H1 receptor in the gastrointestinal tract. Similar activity takes place in the bronchial legato muscles and the blood vessels.
- The very first trussing procedure stops activities of the endogenous histamine. This further provides relief from the adverse effects that result because of histamine.