If you take VigRX Plus and get itching, a rash, belly aches, or trouble breathing, stop it right away and tell your doctor. You might be allergic to ginkgo, ginseng, saw palmetto, or black pepper. Try an antihistamine for mild hives and cool packs for skin. If your face or throat … [Read more...] about Allergic Reactions to VigRX Plus: Signs & Next Steps