You can use EMLA cream and it will help if you follow these instructions. (It is a Eutectic Mixture of Local Anesthestics hence EMLA) It must be applied to the area anticipated to be treated at least 1 hour before and no longer than 4 hours until the unpleasant stimulus) It works best when covered by a clear dressing like a Tegaderm or saran wrap if that's all you have. Apply liberally so you can see the cream and not just the moisture of the cream.
Before using EMLA Cream:
Some medical conditions may interact with EMLA Cream.
Consider not using:
if you are pregnant, planning to become pregnant, or are breast-feeding
if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
if you have allergies to medicines, foods, or other substance
if you have severe liver disease.
Some MEDICINES MAY INTERACT with EMLA Cream.
Antiarrhythmics (eg, amiodarone, dofetilide, mexiletine, tocainide), beta-blockers (eg, propranolol), cimetidine, or other medicines containing lidocaine or prilocaine because the risk of side effects or toxic effects, including heart or nerve problems, may be increased
Acetaminophen, acetanilid, aniline dyes (eg, p-phenylenediamine), benzocaine, chloroquine, dapsone, naphthalene, nitrates (eg, nitroglycerin, isosorbide), nitrites (eg, sodium nitrite), nitrofurantoin, nitroprusside, pamaquine, para-aminosalicylic acid, phenacetin, phenobarbital, phenytoin, primaquine, quinine, or sulfonamides (eg, sulfamethoxazole) because the risk of side effects, including blood problems, may be increased.