Haloperidol may also be used for other conditions as determined by your doctor. Related Documents 18. USP DI Vol. Antihistamines are used to relieve or prevent the symptoms of hay fever and other types of allergy. They work by preventing the effects of a substance called histamine, which is produced by the body.
Histamine can cause itching, sneezing, runny nose, and watery eyes.
Related Documents 19. USP DI Vol. Related Documents 20. USP DI Vol. Belladonna alkaloids and barbiturates are combination medicines taken to relieve cramping and spasms of the stomach and intestines.