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Summary: Is Sambucol elderberry extract effective against colds and flu? I take antihistamines daily for vertigo, are there any contraindications for taking them long term? I have two cardiac stents, what is the optimal dose of vitamin K2 for me?
Summary: Is Sambucol elderberry extract effective against colds and flu? I take antihistamines daily for vertigo, are there any contraindications for taking them long term? I have two cardiac stents, what is the optimal dose of vitamin K2 for me?