Methycobal Special Precautions

Methycobal should not be used aimlessly for >1 month unless it is effective. The prolonged use of larger doses is not recommended for patients whose occupation requires the handling of mercury or mercury compounds.
In IM administration, care should be exercised by following the instructions as follows to avoid adverse effects on tissues or nerves: Repeated injection at the same site should be avoided. Particular care should be exercised when administering Methycobal to neonates, premature infants, infants and children.
The course of nerves should be avoided for the site of injection.
If the patient complains of a severe pain or if blood reflux occurs when the syringe needle is stuck, withdraw it immediately and try at a different site.
Effects on the Ability to Drive or Operate Machine: Based on the pharmacodynamic properties and the adverse events profile, it is unlikely that Methycobal would cause an impairment of driving performance or compromise the ability to use machinery.
Use in pregnancy & lactation: Safety of Methycobal during pregnancy has not been established. Methycobal should be administered to pregnant women or women suspected of being pregnant, only if the expected therapeutic benefit is thought to outweigh any possible risk.