BRAND NAME(S): Zovirax. Medication Uses | How To Use | Side Effects | Precautions | Drug Interactions | Overdose | Notes | Missed Dose | Storage. USES: Acyclovir is used to treat infections caused by certain types of viruses. It treats cold sores around the mouth (caused by herpes simplex), shingles (caused by herpes zoster), and chickenpox.This medication is also used to treat outbreaks of genital herpes.
Horn Sequencer The lead locomotive in the southbound train, UP 9707, was equipped with a horn sequencer that is designed to sound the âlong, long, short, longâ highway-rail grade-crossing horn cadence.
Air horn. An air horn is a pneumatic device designed to create an extremely loud noise for signaling purposes. It usually consists of a source which produces compressed air, which passes into a horn through a reed or diaphragm. The stream of air causes the reed or diaphragm to vibrate, creating sound waves, and the horn amplifies the sound so it is louder. Air horns are widely employed as vehicle horns, installed on large semi-trailer trucks, fire trucks, trains, and some ambulances as a warning device, a