Its possible side effects are likely to include swelling or redness at the application site, unusual sensations on skin or pale skin. Severe to rare side effects may include allergic reactions like hives, rash, itchiness, facial swelling, and difficulty in breathing or tightness in the chest.

Over dosage:

Medicines affect different people in different ways. If you experience any unusual effects while using, stop and contact you medical provider immediately. Treatment should be symptomatic and supportive.