No, Caluran is not a form of chemotherapy medicine, it is anti-androgen medicine. Androgens such as testosterone are natural male sex hormones. Caluran works by blocking the effect of androgens (testosterone) in order to stop the growth and spread of cancer cells.

Yes, Caluran can cause diarrhea though it is rare. Generally, constipation is more common with this medicine. Consult your doctor if it worries you.

Yes, Caluran may cause hair loss as it is a common side effect. However, this does not affect everyone. Consult your doctor, if hair loss is worrying you.

Caluran tablets should be taken continuously for a minimum of 2 years or until the disease persists. Do not stop taking it without consulting your doctor.

There is limited data to support that Caluran causes infertility. Caluran has been shown to affect fertility in animals and therefore it is assumed that it may cause fertility on humans. Some studies have shown that it affects spermatogenesis (origin and development of the sperm cells).

Caluran should be taken at the same time every day either in the morning or in the evening. Take it exactly as directed by your doctor.

Caluran is used with another medication (gonadotropin-releasing hormone (GnRH) agonists such as leuprolide or goserelin) to treat metastatic prostate cancer (prostate cancer that has spread to other parts of the body). Other than that, Caluran has been effective in treating hirsutism in patients with polycystic ovarian disease, though this is not an approved use.

Skin sensitivity has been observed in some patients while taking Caluran. Therefore, you should avoid direct sun exposure, sunlamps, and tanning beds. It is advised to use a sunscreen during treatment with Caluran.