To get rid of a UTI fast for a female, the best approach includes several immediate home remedies while waiting to see a healthcare provider:

• Drink plenty of water to flush bacteria out of the urinary tract and dilute urine to reduce pain.
• Urinate frequently and do not hold urine, as emptying the bladder helps eliminate bacteria.
• Use over-the-counter pain medications like acetaminophen or ibuprofen to relieve discomfort.
• Apply a heating pad to the lower abdomen for relief from pain or cramps.
• Avoid bladder irritants such as caffeine, alcohol, spicy foods, and added sugars.
• Consider drinking unsweetened cranberry juice, which may help prevent bacteria from sticking to the urinary tract walls.
• Maintain good hygiene, including wiping front to back and urinating after sexual intercourse.
• Probiotics may help restore good bacteria, especially if antibiotics are used.

Importantly, while these steps can ease symptoms and help speed recovery, a UTI usually requires antibiotics prescribed by a healthcare professional to fully clear the infection. If symptoms are severe (fever, chills, nausea, vomiting, or pain spreading to back), urgent medical attention is needed.

Thus, the fastest and safest way to get rid of a UTI in a female is to start hydration and symptom relief immediately and see a doctor promptly for proper diagnosis and antibiotic treatment.