Daniel F replied: "it is VERY probable - they have a similar chemical structure - i would suggest that you have a 'skin test' to determine which antibiotics you are allergic too"

hazel_360 replied: "These remedies can help with any type of bumps not just the ones indicated. Calamine lotion is an effective remedy in hives. It relieve the itch. Other astringents that may help hives include witch hazel (especially chilled) and zinc oxide. By dabbing milk of magnesia on the lesions, provides some relief in hives. As milk of magnesia is an alkaline solution it helps in removing the irritating itchy sensation. To stop the itching in hives get 1/2 a tub filled with warm water, add 1/2 cup cornstarch and 1/2 cup baking soda. Soaking yourself at least once a day can make a lot of difference. Oatmeal can be really useful for hives. Pour one cup of boiling water over one tablespoon oatmeal. Let it steep for thirty minutes. Strain it, and then apply the liquid on your hives with a cotton ball. This also works to relive bug bites. Herbal manuals often list a poultice of the crushed leaves of chickweed as a remedy for itchy skin. Some people make a paste of water and cream of tartar and apply it to the hives, replacing it when the paste dries and gets crumbly. Avoid the substances that trigger hives. If you know in advance that you will be exposed to a trigger, a preventive dose of antihistamine can prevent or minimize the hives. Coconut oil may be applied to the portions with eczema. It will help the skin to stay soft. Walking or jogging should be resorted to in order to activate the bowels. Sunbathing is also beneficial as it kills the harmful bacteria and should be resorted to early in the morning, in the first light of dawn. A light mudpack applied over the sites of the eczema is also helpful. The pack should be applied for an hour at a time and should be repeated twice or thrice a day. Dry the peel of a watermelon, the large variety that has a deep green skin and bright red pulp with black seeds. Burn the dired peel to an ash. Take a spoonful of this ash and add enough warm coconut oil to make a paste. Apply this on the eczematous patch. A serving of watercress every day is said to keep eczema at bay, along with a daily drink of parsley, spinach, celery, and wheat grass. Make a mixture of starch water after cooking rice mixed with turmeric powder. Apply this mixture to eczema affected areas. Try another remedy for curing eczema. Mix curd and Bengal gram flour or besan and apply it over the affected areas and then wash it after ten to fifteen minutes. A tablespoon of corn oil is recommended in breakfast and in evening meal to help reduce eczema and other skin disorders. Fresh apricot leaves juice is useful for treating eczema."