Chamomile dry flowers Chamomile - Manzanilla tea is used as a sedative and for insomnia and other nervous conditions. The tea has anti-inflammatory properties, it is good for rheumatism, arthritis, and other painful swellings. It is an antispasmodic for intestinal and menstrual cramps, relieving gas pains, acts as a very mild but efficient laxative, and loosens tight muscles.