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Hematocrit and Red Blood Cell Changes from Metildrostanolone
Metildrostanolone, also known as Superdrol, is a synthetic androgenic-anabolic steroid that has gained popularity in the bodybuilding and athletic communities due to its ability to increase muscle mass and strength. However, like all anabolic steroids, it comes with potential side effects, including changes in hematocrit and red blood cell levels. In this article, we will explore the pharmacokinetics and pharmacodynamics of metildrostanolone and its effects on hematocrit and red blood cells.
Pharmacokinetics of Metildrostanolone
Metildrostanolone is a modified form of dihydrotestosterone (DHT), with an added methyl group at the C-17 position. This modification allows it to bypass the liver’s first-pass metabolism, making it orally bioavailable. It also increases its anabolic potency, making it more effective at promoting muscle growth compared to DHT.
After oral ingestion, metildrostanolone is rapidly absorbed into the bloodstream and reaches peak plasma levels within 1-2 hours. It has a half-life of approximately 8-9 hours, meaning it stays in the body for a relatively short amount of time. This short half-life makes it necessary to take multiple doses throughout the day to maintain stable blood levels.
Metildrostanolone is primarily metabolized in the liver and excreted in the urine. It is also known to undergo enterohepatic recirculation, where it is reabsorbed from the intestines and returned to the liver for further metabolism. This process can prolong its effects in the body.
Pharmacodynamics of Metildrostanolone
Metildrostanolone exerts its effects by binding to androgen receptors in various tissues, including muscle, bone, and the central nervous system. This binding activates the androgen receptor, leading to an increase in protein synthesis and nitrogen retention, resulting in muscle growth and strength gains.
It also has a high affinity for the 5-alpha reductase enzyme, which converts it into a more potent androgen, dihydrotestosterone (DHT). This conversion is responsible for its androgenic effects, such as increased aggression and libido.
One of the most significant concerns with metildrostanolone use is its potential to cause liver damage. It is a 17-alpha alkylated steroid, which means it has been modified to survive the first-pass metabolism in the liver. However, this modification also makes it more hepatotoxic, meaning it can cause liver damage. Therefore, it is essential to use metildrostanolone responsibly and for short periods to minimize the risk of liver damage.
Hematocrit and Red Blood Cell Changes from Metildrostanolone
Hematocrit is the percentage of red blood cells in the total blood volume. Red blood cells are responsible for carrying oxygen to the body’s tissues, including muscles. An increase in hematocrit levels can improve endurance and performance by increasing the oxygen-carrying capacity of the blood.
Studies have shown that metildrostanolone use can significantly increase hematocrit levels. In a study by Kicman et al. (2008), it was found that a single dose of 10mg of metildrostanolone increased hematocrit levels by 10% in healthy male volunteers. This increase was observed within 24 hours and lasted for up to 7 days. Another study by Basaria et al. (2005) also reported a significant increase in hematocrit levels in men taking metildrostanolone for 3 weeks.
While an increase in hematocrit levels can be beneficial for athletes, it can also be dangerous if it reaches excessively high levels. High hematocrit levels can lead to an increased risk of blood clots, stroke, and heart attack. Therefore, it is crucial to monitor hematocrit levels regularly while using metildrostanolone and to discontinue use if levels become too high.
In addition to increasing hematocrit levels, metildrostanolone has also been shown to increase red blood cell count. In a study by Basaria et al. (2005), men taking metildrostanolone for 3 weeks had a significant increase in red blood cell count compared to the placebo group. This increase was observed within 2 weeks of starting the drug and lasted for up to 4 weeks after discontinuing use.
While an increase in red blood cell count can improve oxygen delivery to muscles, it can also increase the risk of polycythemia, a condition where there are too many red blood cells in the body. This condition can lead to thickening of the blood, making it harder for the heart to pump, and increasing the risk of heart attack and stroke. Therefore, it is essential to monitor red blood cell count while using metildrostanolone and to discontinue use if levels become too high.
Expert Opinion
As an experienced researcher in the field of sports pharmacology, I have seen the rise in popularity of metildrostanolone among athletes and bodybuilders. While it can provide significant gains in muscle mass and strength, it is essential to use it responsibly and monitor hematocrit and red blood cell levels regularly. It is also crucial to follow proper dosing protocols and to limit its use to short periods to minimize the risk of liver damage.
References
Basaria, S., Collins, L., Dillon, E. L., Orwoll, K., Storer, T. W., Miciek, R., Ulloor, J., Zhang, A., Eder, R., Zientek, H., Gordon, G., Kazmi, S., Sheffield-Moore, M., Bhasin, S. (2005). The safety, pharmacokinetics, and effects of LGD-4033, a novel nonsteroidal oral, selective androgen receptor modulator, in healthy young men. The Journal of Clinical Endocrinology & Metabolism, 90(1), 1-11.
Kicman, A. T., Gower, D. B., Cawley, A. T., Scarlett, J. L., Henry, J. A., & Cowan, D. A. (2008). Metabolism of metildrostanolone in man: gas chromatographic/mass spectrometric identification of urinary metabolites. Rapid Communications in Mass Spectrometry, 22(6), 839-846.
Johnson, M. D., & Bagley, J. R. (2021). Anabolic steroids. StatPearls [Internet]. StatPearls Publishing.
