side effects of b12 injections acne Selfie/B&A] One month off vitamin (details in comments) : r/SkincareAddiction Did Vitamin B12 Give Me

Post-marketing experience with ophthalmic NSAIDs, including ketorolac, suggests that patients with complicated ocular surgery, corneal denervation, corneal epithelial defects, diabetes mellitus, ocular disease affecting the ocular surface (e.g., xerophthalmia, dry eye syndrome), rheumatoid arthritis, or repeat ocular surgeries within a short period of time may be at increased risk for corneal adverse events (corneal thinning, corneal erosion, corneal ulceration, corneal perforation) that may become sight-threatening

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Philadelphia: Williams & Wilkins

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Some people feel better after a Vitamin B12 shot, especially if fatigue, weakness, or neurologic symptoms were related to deficiency