Anti-inflammatory Ointment

• Topical anti-inflammatory ointment relieves the symptoms associated with mild feline allergic reactions, such as lesions on the skin. Cats with fungal infections that develop as a result of allergies also require fungal medications.
  
  

Corticosteroids

• Cats often benefit from corticosteroid ointments applied topically when suffering from allergies. According to Pet Place.com, corticosteroid ointments relieve the itching and inflammation associated with allergic reactions in cats. However, corticosteroids have a risk of side effects, so their use should be monitored by a veterinarian.
  
  

Antihistamines

• Antihistamine creams and ointments are often applied to the cat's skin to alleviate symptoms of itching and scratching commonly associated with allergic reactions in cats. Topical antihistamine ointments are available over the counter and by prescription from a veterinarian.