This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. Read the Levaquin (levofloxacin) Side Effects Center for a complete guide to possible side effects.
Instead, choose cooling foods such as watermelon, pears, cucumber and lettuce. If the ulcers make it too painful to chew, try smoothies, pureed soups and vegetable juices. Acidophilus yoghurt is both calming and healing. If you are prone to mouth ulcers, it is important to boost your immune system. This can be done by routinely taking immune-enhancing herbs and supplements. These include vitamins C, A and zinc as well as herbs such as echinacea, astragalus and wild indigo.
Types of mouth ulcer. The main types of mouth ulcer are: 1  Minor ulcers. 2  These are around 2-8mm in diameter and usually clear up in 10 days to 2 weeks. 3  Major ulcers. 4  These are bigger and deeper, often with a raised or irregular border. 5  This type of ulcer can take several weeks to heal and may leave a scar in the mouth. These are around 2-8mm in diameter and usually clear up in 10 days to 2 weeks. 2  Major ulcers. 3  These are bigger and deeper, often with a raised or irregular border. 4  This type of ulcer can take several weeks to heal and may leave a scar in the mouth.