R — Supplements

Red Clover and Hormone Replacement Therapy (Estradiol) Red Clover and Oral Contraceptives Red Clover and Tamoxifen

Red Yeast Rice and Lovastatin Red Yeast Rice and Niacin high dose

Reishi (Ganoderma lucidum) and Cyclosporine Reishi (Ganoderma lucidum) and Glipizide Reishi (Ganoderma lucidum) and Tacrolimus Reishi (Ganoderma lucidum) and Warfarin

Resveratrol and Apixaban Resveratrol and Bortezomib (Velcade) Resveratrol and Cyclophosphamide Resveratrol and NMN Resveratrol and Tamoxifen Resveratrol and Warfarin

Rhodiola and Amlodipine Rhodiola and Levothyroxine Rhodiola and Lisinopril

Riboflavin (Vitamin B2) and Ethinyl estradiol Riboflavin (Vitamin B2) and Oral contraceptives

royal jelly and warfarin