You can take Paracetamol on medical advice during menstruation, not self-medication. Pak Lok Sleep Capsules is a kind of proprietary Chinese medicine, which is composed of lily, prickly five plus, poria, acacia, gypsum, shouwu vine, sour jujube kernel, farzhi, mother-of-pearl, and it has the efficacy of nourishing yin and clearing heat (nourishing the yin essence and clearing away the heat evils), nourishing the heart and tranquillizing the mind (stabilizing the mind by nourishing the heart). Pak Lok Sleep Capsules is used for insomnia of liver depression and yin deficiency type, symptoms include difficulty in falling asleep, easy to wake up with dreams, sleeplessness after waking up, dizziness and fatigue, irritability, palpitations (heartbeat accelerated, often accompanied by panic), restlessness, and so on. Pak Lok sleep capsule adverse reactions for occasional liver function abnormalities, allergic to the product is prohibited, allergic persons with caution. During the medication to maintain emotional optimism, do not get angry and irritated, avoid smoking, alcohol and spicy, greasy food. There is no blood circulation and blood stasis (to promote blood circulation and eliminate blood stasis in the body) medication in Paramount Capsules, so menstruating women can take it if there are no relevant contraindications. If there is a need for medication, it is recommended to use it under the guidance of a professional physician, and not blindly self-medication.