If a plate with oceanic lithosphere meets another plate, the dense oceanic lithosphere dives beneath the other plate and sinks into the mantle: this process is called subduction. The sinking oceanic lithosphere drags the rest of the tectonic plate: this is the main cause of plate motion.
You may notice a decrease in symptoms during the build-up phase, but it may take as long as 12 months on the maintenance dose to notice an improvement. If allergy shots are successful, maintenance treatment is generally continued for three to five years.
How do I take Semprex-D? The amount of medication needed may vary from patient to patient. Your doctor will prescribe the right amount for you. Generally this medication is taken every four to six hours up to four times daily while allergy symptoms last. Semprex-D capsules should be swallowed whole and not broken, crushed or chewed.