Alcohol can increase your risk of stomach ulcers from using diclofenac. @alisha-- That's because those are some of the potential side effects of diclofenac and alcohol will intensify them.

Tell each of your healthcare providers about all your medical conditions, You should not use ketoconazole topical if you are allergic to ketoconazole.Ask a doctor or pharmacist if this medicine is safe to use if you have:an allergic reaction to an antifungal medicine, such as You should not breast-feed while using ketoconazole topical.Use exactly as directed on the label, or as prescribed by your doctor.Using more of this medicine or applying it more often than prescribed will not make it work any faster, and may increase side effects.Do not take by mouth.

You may report side effects to FDA at 1-800-FDA-1088.Medicine used on the skin is not likely to be affected by other drugs you use. Drinking alcohol can increase your risk of liver damage while taking this drug. Avoid drinking alcohol when using this drug.

But many drugs can interact with each other.

Some topical ketoconazole products are flammable. Diclofenac gel can transfer to others. Voltaren Gel (diclofenac topical) disease interactions. We comply with the HONcode standard for trustworthy health information - Due to the alcohol content of ketoconazole topical gel (e.g., Xolegel gel) and the alcohol, butane, and proprane content of ketoconazole topical foam (e.g., Extina foam), avoid fire, flame, or tobacco smoking during and immediately after the application of these ketoconazole products. ... Diclofenac may cause redness, soreness, scaling, and peeling of the affected skin. If your dose is different, do not change it unless your doctor tells you to do so.The amount of medicine that you take depends on the strength of the medicine. asthma; renal dysfunction You shouldn’t drink alcohol while taking ketoconazole. You might have dizziness, headaches and gastro-intestinal problems when you mix diclofenac with alcohol even if you never had these side effects on the drug alone. Do not use on open wounds or irritated skin. Call your doctor for medical advice about side effects.
Version: 5.02.The easiest way to lookup drug information, identify pills, check interactions and set up your own personal medication records. Select one or more newsletters to continue. Ketoconazole topical (for the skin) is an antifungal medicine used to treat infections such as athlete's foot, jock itch, ringworm, and seborrhea (dry, flaking skin or dandruff).. Ketoconazole topical is also used to treat a fungal infection called pityriasis, which causes scaly discolored patches on the skin of the neck, chest, arms, or legs.

Allow at least 3 days to pass between uses.Use this medicine for the full prescribed length of time, even if your symptoms quickly improve.

Ask your doctor or pharmacist if you do not understand these instructions.Wash your hands before and after using this medicine.Clean and dry the skin before applying ketoconazole cream, foam, or gel.This medicine may be flammable. Topical medicine is for use only on the skin. Do not use near high heat or open flame, or while Ketoconazole shampoo is not for daily use. Available for Android and iOS devices.
Select one or more newsletters to continue. Alcohol interaction. This is more likely if you have had a stomach ulcer in the past, if you smoke or drink alcohol regularly, are over 60 years of age, are in poor health, or are using certain other medicines (eg, other NSAIDs, steroid medicine, blood thinners).