Plavix is a medicine which helps to low the posibility of heart attack. It's also called platelet aggregation inhibitor. The main target of it is to prevent blood from clotting. It may also be useful in other cases, which are not described here. If you have an allergy to Plavix or to some components it consists of don't use it. If you have an allergy to some drugs related to Plavix you should also avoid using of it. You should be careful in using it if you have a high risk of bleeding, bone marrow problems, kidney problems, liver problems and others. You may use this medicine alone or in complex with others drugs. But it's strongly recommended to not use it with prescription and nonprescription drugs, dietary medicine, herbal drugs, ibuprofen, warfarin, aspirin, omeprazole, torsemide, tamoxifen, fluvastatin, tolbutamide, phenytoin and others. There is no ingridients which can harm unborn baby in Plavix, but if you are going to be pregnant or already pregnant you should talk about using of this drug with your doctor. You should also ask your doctor if this medicine could be compound with other drugs you are taking. You should have consultancy with your doctor before using Plavix to prevent negative effects.