Will Long term injection of Penidure L A 12 have any side or adverse effect on Sperm Morphology?

I am taking Penidure L A 12 Injection for 30 years now since I was diagnosed of haveing Rh Fever at early stages at the age of 5 years and doctors have been advising me to continue to take this injection . I am also married and having low Sperm Motility. I want to know if Long term injection of Penidure L A 12 have any side or adverse effect on Sperm Morphology OR Sperm Motility Pls Explain