So, pct usage after ostarine cycle is rather an option, if you used low doses of it zithromax for pneumonia Patients taking selective serotonin reuptake inhibitors SSRIs, monoamine oxidase inhibitors MAOIs, tricyclic antidepressants, or other drugs that affect serotonin levels should avoid taking 5 HTP without the supervision of a physician due to the theoretical potential for serotonin syndrome, a serious condition, or other side effects