Keto Vatru South Africa Medical consultation should be sought for advanced retinopathy, severe liver or kidney failure or acute pancreatitis and in epilepsy .Pregnant women can use heparin only if the potential benefits of using this drug are greater than the potential risk to the fetus (risk of miscarriage).Heparin must not be taken concomitantly with preparations containing acetylsalicylic acid . Nonsteroidal anti-inflammatory drugs, preparations that inhibit platelet aggregation (clumping) and coumarin-type anticoagulants may increase its effect. Any uncontrolled or sudden bleeding, e.g. from the nose or digestive tract, is an indication for discontinuation of the drug. http://www.fabulamaps.com/keto-vatru-south-africa/