Several medications can cause changes in urine color. Here are some common ones:
- Antibiotics: Certain antibiotics like nitrofurantoin (Macrobid), metronidazole (Flagyl), and rifampin can cause urine to turn a reddish-brown or brownish color.
- Laxatives: Stimulant laxatives such as senna or cascara can cause the urine to appear reddish-brown.
- Antimalarial drugs: Chloroquine and primaquine may cause urine to turn dark brown or amber.
- Diuretics: Diuretics like furosemide (Lasix) can cause the urine to become more concentrated, leading to a darker yellow color.
- Antidepressants: Amitriptyline and phenazopyridine (Pyridium) can cause orange or reddish urine.
- Anti-inflammatory drugs: Phenazopyridine (Pyridium), which is used to relieve urinary pain, can turn urine orange or red.
- Multivitamins and Supplements: High doses of vitamin B supplements can give urine a bright yellow color.
- Certain Chemotherapy Drugs: Cyclophosphamide and methotrexate can cause urine to appear green or blue.
- Phenothiazines: Medications such as chlorpromazine can cause pink or reddish urine.
- Iron Supplements: Iron supplements can cause the urine to appear darker, sometimes even black.
It’s important to note that changes in urine color can sometimes indicate a more serious underlying condition, so it’s essential to consult a healthcare professional if you notice any unusual changes in urine color, especially if it’s accompanied by other symptoms.